Zeitreihen-Analyse – Publikationen

SPARBY T; CYSARZ D; HORNEMANN V. LAER D; EDELHÄUSER F; TAUSCHEL D; WEGER U. The phenomenology of attentional control. A first-person approach to contemplative science and the issue of free will. Front Psychol 2024 15: 1349826
SCHÖNENBERG-TU AL; CYSARZ D; PETZOLD B; BLÜMEL CB; RAAK C; FRICKE O; EDELHÄUSER F; SCHARBRODT W Pressure time dose as a representation of intracranial pressure burden and its dependency on intracranial pressure waveform morphology at different time intervals. Sensors 2023 23(19): 8051
SCHULZ S; CYSARZ D; SEIFERT G Editorial: Mind-body medicine and its impacts on psychological networks, quality of life, and health. Front Integr Neurosci 2023 17: 1188638
HOTHO G; VON BONIN D; KRÜERKE D;WOLF U; CYSARZ D Unexpected cardiovascular oscillations at 0.1 Hz during slow speech guided breathing (OM chanting) at 0.05 Hz. Front Physiol 2022 13: 875583
WERTHMANN P; CYSARZ D; NAUMANN J; VAN DIJK M; HUBER R; LEDERER AK; KIENLE GS RECOVARI – Efficacy and safety of massage on surgical stress in colorectal cancer patients: study protocol for a randomized controlled, three-arm parallel group, clinical trial ResearchSquare (Preprint) 2021
SCHÖNENBERG-TU AL; PETZOLD B; LICHOTA A; RAAK C; AL ASSALI G; EDELHÄUSER F; CYSARZ D: MARSCH M; SCHARBRODT W Comparison of two algorithms analysing the intracranial pressure curve in terms of the accuracy of their start-point detection and resistance to artefacts. Acta Neurochir Suppl 2021 131: 243-248
EDELHÄUSER F; HEIDELBACH MJ; TRAPP B; CYSARZ D Wirkmechanismen der Eurythmietherapie – Ergebnisse aktueller Forschung. [Article in German] Der Merkurstab 2021 74(1): 4-16
SPELLENBERG C; HEUSSER P; BÜSSING A; SAVELSBERGH A; CYSARZ D Binary symbolic dynamics analysis to detect stress associated changes of nonstationary heart rate variability. Sci Rep 2020 10: 15440
HOYER D; SCHMIDT A; GUSTAFSON KM; LOBMAIER SM; LAKHNO IV; VAN LEEUWEN P; CYSARZ D; PREISSL H; SCHNEIDER U Heart rate variability categories of fluctuation amplitude and complexity - diagnostic markers of fetal development and its disturbances. Physiol Meas 2019 40(6): 064002
TRUEBEL H; WUESTER S; BOEHME P; DOLL H; SCHMIEDL S; SZYMANSKI J; LANGER T; OSTERMANN T; CYSARZ D; THUERMANN P A proof-of-concept trial of HELIOX with different fractions of helium in a human study modeling upper airway obstruction. Eur J Appl Physiol 2019 119(5): 1253-1260
CYSARZ D; EDELHÄUSER F; JAVORKA M; MONTANO N; PORTA A On the relevance of symbolizing heart rate variability by means of a percentile-based coarse graining approach. Physiol Meas 2018 39(10): 105010
CYSARZ D; LINHARD M; SEIFERT G; EDELHÄUSER F Sleep instabilities assessed by cardiopulmonary coupling analysis increase during childhood and adolescence. Front Physiol 2018 9:468
WIEGAND C; HEUSSER P; KLINGER C; CYSARZ D; BÜSSING A; OSTERMANN T; SAVELSBERGH A Stress-associated changes in salivary microRNAs can be detected in response to the Trier Social Stress Test. An exploratory study. Sci Rep 2018 8: 7112
EDELHÄUSER F; CYSARZ D Learning as the active principle in non-pharmacological therapies. In: Thiel M et al. Person-centeredness in integrative health care and integrative medical education. Complement Med Res 2017 24(Suppl 1): 18-19
HOYER D; ZEBROWSKI J; CYSARZ D; GONCALVES H; PYTLIK A; AMORIM-COSTA C; BERNARDES J; AYRES-DE-CAMPOS D; WITTE O; SCHLEUSSNER E; STROUX L; REDMAN C; GEORGOEVA A; PAYNE S; CLIFFORD G; SIGNORINI M; MAGENES G; ANDREOTTI F; MALBERG H; ZAUNSEDER S; LAKHNO I; SCHNEIDER U Monitoring fetal maturation - objectives, techniques and indices of autonomic function. Physiol Meas 2017 38(5): R61-R88
SCHEFFER C, DEBUS M; HECKMANN C; CYSARZ D; GIRKE M Colchicum autumnale in patients with goitre with euthyroidism or mild Hyperthyroidism: indications for a therapeutic regulative effect - results of an observational study. Evid Based Complement Alternat Med 2016 2016: 2541912
CYSARZ D; EDELHÄUSER F; JAVORKA M; MONTANO M; PORTA A A percentile-based coarse graining approach is helpful in symbolizing heart rate variability during graded head-up tilt. Conf Proc IEEE Eng Med Biol Soc 2015 286-289
VON BONIN D; GROTE V; CYSARZ D; LAEDERACH K; MOSER M; WOLF U; HEUSSER P Ist das Tag-Nacht-Verhältnis von Puls und Atem ein neuer Indikator für gesundheitsbezogenes Befinden und Depressivität? [Article in German] Der Merkurstab 2015 68(4): 256-263
EDELHÄUSER F; MINNEROP A; TRAPP B; BÜSSING A; CYSARZ D Eurythmy therapy increases specific oscillations of heart rate variability. BMC Complement Altern Med 2015 15: 167
CYSARZ D; VAN LEEUWEN P; EDELHÄUSER F; MONTANO N; SOMERS VK; PORTA A Symbolic transformations of heart rate variability preserve information about cardiac autonomic control. Physiol Meas 2015 36(4): 643-657
PORTA A; BARI V; MARCHI A; DE MARIA B; CYSARZ D; VAN LEEUWEN P; TAKAHASHI ACM; CATAI AM; GNECCHI-RUSCONE T Complexity analyses show two distinct types of nonlinear dynamics in short heart period variability recordings. Front Physiol 2015 6: 71
CYSARZ D; EDELHÄUSER F; VAN LEEUWEN P Strategies of symbolization in cardiovascular time series to test individual gestational development in the fetus. Phil Trans A Math Phys Eng Sci 2015 373(2034): 20140087
PORTA A; BAUMERT M; CYSARZ D; WESSEL N Enhancing dynamical signatures of complex systems through symbolic computation. Phil Trans A Math Phys Eng Sci 2015 373(2034): 2014099
VAN LEEUWEN P; GUSTAFSON KM; CYSARZ D; GEUE D; MAY LE; GRÖNEMEYER D Aerobic exercise during pregnancy and presence of fetal-maternal heart rate synchronization. PLoS ONE 2014 9(8): e106036
VON BONIN D; GROTE V; BURI C; CYSARZ D; HEUSSER P; MOSER M; WOLF U; LAEDERACH K Adaption of cardio-respiratory balance during day-rest compared to deep sleep – an indicator for quality of life? Psychiatry Res 2014 219(3): 638-644
SEIFERT G; CALAMINUS G; WIENER A; CYSARZ D Heart rate variability reflects the natural history of physiological development in healthy children and is not associated with quality of life. PLoS ONE 2014 9(3): e91036
EDELHÄUSER F; HAK F; KLEINRATH U; LÜHR B; MATTHIESSEN PF; WEINZIRL J; CYSARZ D Impact of colored light on cardiorespiratory coordination. Evid Based Complement Alternat Med 2013 2013:810876
CYSARZ D; PORTA A; MONTANO N; VAN LEEUWEN P; KURTHS J; WESSEL N Quantifying heart rate dynamics using different approaches of symbolic dynamics. Eur Phys J Special Topics 2013 222(2): 487-500
CYSARZ D; PORTA A; MONTANO N; VAN LEEUWEN P; KURTHS J; WESSEL N Different approaches of symbolic dynamics to quantufy heart rate complexity. Conf Proc IEEE Eng Med Biol Soc 2013 5041-5044
CYSARZ D; LINHARD M; EDELHÄUSER F; LÄNGLER A; VAN LEEUWEN P; HENZE G; SEIFERT G Symbolic patterns of heart rate dynamics reflect cardiac autonomic changes during childhood and adolescence. Auton Neurosci 2013 178(1): 37-43
VAN LEEUWEN P; CYSARZ D; EDELHÄUSER F; GRÖNEMEYER D Heart rate variability in the individual fetus. Auton Neurosci 2013 178(1): 24-28
SCHEFFER C; TAUSCHEL D; NEUMANN M; LUTZ G; CYSARZ D; HEUSSER P; EDELHÄUSER F Integrative medical education: Educational strategies and preliminary evaluation of the Integrated Curriculum for Anthroposophic Medicine (ICURAM). Patient Educ Couns 2012 89(3): 447-454
CYSARZ D; VAN LEEUWEN P; EDELHÄUSER F; MONTANO N; PORTA A Binary symbolic dynamics classifies heart rate variability patterns linked to autonomic modulations. Comp Med Biol 2012 42(3): 313-318
VAN LEEUWEN P; VOSS A; CYSARZ D; EDELHÄUSER F; GRÖNEMEYER D Automatic identification of fetal breathing movements in fetal RR interval time series. Comp Med Biol 2012 42(3): 342-346
CYSARZ D; EDELHÄUSER F; VAN LEEUWEN P Multiscale analysis of acceleration and deceleration of the instantaneous heart rate using symbolic dynamics. Conf Proc IEEE Eng Med Biol Soc 2011 1965-1968
CYSARZ D; LINHARD M; EDELHÄUSER F; LÄNGLER A; VAN LEEUWEN P; HENZE G; SEIFERT G Unexpected course of nonlinear cardiac interbeat interval dynamics during childhood and adolescence. PLoS ONE 2011 6(5): e19400
NEUMANN M; SCHEFFER C; CYSARZ D; BOVELET M; TAUSCHEL D; TAYLOR-SWANSON L; EDELHÄUSER F Thermometer of warmth in the patient-provider relationship (WARMOMETER) Theory-based development of a patient self-report measure and initial validation using cognitive interview methodology. Patient Educ Couns 2011 82(3): 361-369
VAN LEEUWEN P;GEUE D;THIEL M; CYSARZ D; LANGE S; ROMANO MC;WESSEL N; KURTHS J; GRÖNEMEYER D Influence of paced maternal breathing on fetal-maternal heart rate coordination. Proc Natl Acad Sci USA 2009 106(33): 13661-13666
- Commentary in PNAS: IVANOV PC; MA QDY; BARTSCH BP Maternal-fetal heartbeat phase synchronization. Proc Natl Acad Sci USA 2009 106(33): 13641-13642
SEIFERT G; HERNAIZ DRIEVER P; PRETZER K; EDELHÄUSER F; BACH S; VON LAUE HB; LÄNGLER A; HENZE G; CYSARZ D Effects of complementary eurythmy therapy on heart rate variability. Complement Ther Med 2009 17(3): 161-167
BÜSSING A; CYSARZ D; EDELHÄUSER F; BORNHÖFT G; MATTHIESSEN PF; OSTERMANN T The oil-dispersion bath in Anthroposophic Medicine - an integrative review. BMC Complement Altern Med 2008 8:61
CYSARZ D; ZERM R; BETTERMANN H; FRÜHWIRTH M; MOSER M; KRÖZ M Comparison of respiratory rates derived from heart rate variability, ecg amplitude and nasal/oral airflow. Ann Biomed Eng 2008 36(12): 2085-2094
CYSARZ D; VON BONIN D; BRACHMANN P; BUETLER S; EDELHÄUSER F; LAEDERACH-HOFMANN K; HEUSSER P Day-to-night differences of the correlation between cardiorespiratory coordination and heart rate variability. Physiol Meas 2008 29(11): 1281-1291
PORTA A; CASALI KR; CASALI AG; GNECCHI-RUSCONE T; TOBALDINI E; MONTANO N, LANGE S, GEUE D, CYSARZ D, VAN LEEUWEN P Temporal asymmetries of short-term heart period variability are linked to autonomic regulation. Am J Physiol - Regul Integr Comp Physiol 2008 295(2): R550-R557
VAN LEEUWEN P; CYSARZ D; LANGE S; GRÖNEMEYER D Quantification of fetal heart rate regularity using symbolic dynamics. Chaos 2007 17(1): 015119
CYSARZ D; LANGE S; MATTHIESSEN PF; VAN LEEUWEN P Regular heartbeat dynamics are associated with cardiac health.Am J Physiol - Regul Integr Comp Physiol 2007 291(1): R368-R372
CYSARZ D Physiological interpretation of cardiovascular variability by non-linear methods. J Appl Physiol 2007 102(4): 1716(eLetter / Point:Counterpoint: Cardiovascular variability is/is not an index of autonomic control of circulation)
- see also the Reply by Di Rienzo M et al. J Appl Physiol 2007 102(4): 1724
VAN LEEUWEN P; CYSARZ D; LANGE S; GRÖNEMEYER D Increase in regularity of fetal heart rate variability with age. Biomed Tech 2006 51(4): 244-247
ZERM R; CYSARZ D; KRÖZ M;PETITJEAN T; GIRKE M; HECKMANN C Phase coordination ratio (PCR) and total coordination of heart rate and respiration in healthy people. In: Penzel T; Fietze I; Chokroverty S (Eds.): Proceedings of the 1st Congress of the World Association of Sleep Medicine - WASM, Bologna 2005, 61-64
CYSARZ D; BÜSSING A Cardiorespiratory synchronization during Zen meditation.Eur J Appl Physiol 2005 95(1): 88-95
LANGE S, VAN LEEUWEN P; CYSARZ D; GEUE D; KLEIN A; GRÖNEMEYER D Application of DFA in fetal heart rate variability. Biomed Tech 2005 50(Suppl 1): 1481-1482
BÜSSING A; MATTHIESSEN PF; CYSARZ D Cardiorespiratory synchronization during Zen meditation. Focus on Alternative and Complementary Therapies 2005 10(Suppl 1): 10-11
VON BONIN D; CYSARZ D; FRÜHWIRTH M; LACKNER H; MOSER M; HEUSSER P Wirkungen von Sprachtherapie auf die kardiorespiratorische Interaktion. Teil II: Menschenkundliche Gesichtspunkte. [Article in German] Der Merkurstab 2005 58(3): 185-196
CYSARZ D; VON BONIN D; HEUSSER P; MOSER M; BETTERMANN H Wirkungen von Sprachtherapie auf die kardiorespiratorische Interaktion. Teil I: Synchronisation durch Hexameter-Rezitation. [Article in German] Der Merkurstab 2005 58(2): 98-105
ZERM R; CYSARZ D; KRÖZ M; GIRKE M Nächtliche Phase coordination ratio (PCR) und totale Koordination von Herzschlag und Atmung in Abhängigkeit von der vegetativen Ausgangslage bei Gesunden. [Abstract in German] Somnologie 2004 8(Suppl 1): 68-69
CYSARZ D; BETTERMANN H; LANGE S; GEUE D; VAN LEEUWEN P A quantitative comparison of different methods to detect cardiorespiratory coordination during night-time sleep. BioMed Eng OnLine 2004 3: 44
CYSARZ D; VON BONIN D; LACKNER H; MOSER M; BETTERMANN H Oscillations of heart rate and respiration synchronize during poetry recitation.Am J Physiol - Heart Circ Physiol 2004 287(2): H579-H587
- Press releaseof the 'American Physiological Society' (english, see also the archived press release of www.the-aps.org)
- Press release of the University of Witten/Herdecke (german)
- Interview 'Science Update' (english)
- 'In Focus' / Scientific American (english)
- Short notes in newspapers, magazines and in the radio
KÜMMELL HC; FRICKE L; ENGELKE P; BÜSSING A Langzeitbeobachtung bei nicht-steroidaler Sarkoidosetherapie. Sarkoidose Nachrichten und Berichte. [Article in German] September 2003
CYSARZ D Die cardiorespiratorische Koordination - eine vergleichende quantitative Untersuchung. Berlin 2003
VAN LEEUWEN P; GEUE D; LANGE S; CYSARZ D; BETTERMANN H; GRÖNEMEYER D Is there evidence of fetal-maternal heart rate synchronization? BMC Physiol 2003 3: 2
HECKMANN C Über Methoden zur Erforschung hygiogenetischer Prozesse. [Article in German] In: Göbel T; Gutenbrunner C et al. (Hrsg.): Tycho de Brahe Jahrbuch für Goetheanismus 2003, Niefern-Öschelbronn 2003, 56-59
BETTERMANN H; CYSARZ D; VAN LEEUWEN P Comparison of two different approaches in the detection of intermittent cardiorespiratory coordination during night sleep. BMC Physiol 2002 2: 18
CYSARZ D; HECKMANN C; KÜMMELL HC Die Wirkung von Cardiodoron auf die cardio-respiratorische Koordination - Ein Literaturüberblick. [Effects of Cardiodoron on cardio-respiratory coordination - a literature review.] [Article in German] Forsch Komplmed Klass Naturheilkd 2002 9(5): 292-297
BETTERMANN H; VON BONIN D; FRÜHWIRTH M; CYSARZ D; MOSER M Effects of speech therapy with poetry on heart rate rhythmicity and cardiorespiratory coordination. Int J Cardiol 2002 84(1): 77-88
CYSARZ D; HECKMANN C; BETTERMANN H; KÜMMELL HC Effects of an anthroposophical remedy on cardiorespiratory regulation. Altern Ther Health Med 2002 8(6): 78-83
HECKMANN C, MÜNCH C Heileurythmiewirkung auf das Rhythmische System. [Article in German] In: Göbel T; Gutenbrunner C et al. (Hrsg.): Tycho de Brahe Jahrbuch für Goetheanismus 2002, Niefern-Öschelbronn 2002, 201-214
HECKMANN C Beiträge der klinischen Rhythmusforschung zur therapeutischen Physiologie. [Article in German] In: Göbel T; Gutenbrunner C et al. (Hrsg.): Tycho de Brahe Jahrbuch für Goetheanismus 2001, Niefern-Öschelbronn 2001, 316-356
BETTERMANN H; KRÖZ M; GIRKE M; HECKMANN C Heart rate dynamics and cardiorespiratory coordination in diabetic and breast cancer patients. Clin Physiol 2001 21(4): 411-420
BETTERMANN H; CYSARZ D; PORTSTEFFEN A; KÜMMELL HC Bimodal dose-dependent effect on autonomic cardiac control after oral administration of Atropa belladonna. Auton Neurosci 2001 90(1-2): 132-137
HECKMANN C Zur Frage der klinischen Bedeutung des Puls-Atem-Quotienten (QP/A). [Article in German] Der Merkurstab 2001 54(1): 13-24
CYSARZ D; VAN LEEUWEN P; BETTERMANN H Irregularities and nonlinearities in fetal heart period time series in the course of pregnancy. Herzschr Elektrophys 2000 11(3): 179-183
VAN LEEUWEN P; BETTERMANN H The status of nonlinear dynamics in the analysis of heart rate variability (editorial). Herzschr Elektrophys 2000 11(3): 127-130
BETTERMANN H Musikalischer Rhythmus im Herzschlag des Menschen oder die Geschichte der Wiederentdeckung der musikalischen Pulsdiagnostik. Medizin Individuell 2000, 2:17
BETTERMANN H; CYSARZ D; VAN LEEUWEN P Detecting cardiorespiratory synchronization by respiratory pattern analysis of heart period dynamics: the musical rhythm approach. Int J Bifurcat & Chaos 2000 10(10): 2349-2360
CYSARZ D; BETTERMANN H; VAN LEEUWEN P Entropies of short binary sequences in heart period dynamics.Am J Physiol 2000 278(6): H2163-H2172
CYSARZ D; SCHÜRHOLZ T; BETTERMANN H; KÜMMELL HC Evaluation of modulations in heart rate variability caused by a composition of herbal extracts. Arzneimittelforschung 2000 50(5): 420-424
BETTERMANN H; CYSARZ D; KÜMMELL HC Heart rate variability: how to assess effects of mild therapies on autonomic control in small groups of mild and borderline hypertensives? Hypertension 2000 25(2): e6-e7 (online-edition)
KRÖZ M; HECKMANN C; WECKENMANN M Körpergewichtsentwicklung, Vegetativum und Mammakarzinom. [Article in German] Forsch Komplementarmed Klass Naturheilkd 2000 7(3): 132-138
KRÖZ M; VON LAUE HB; EBELING A; BRAUER D; MATTHES B; HECKMANN C; GIRKE M Ergebnisse der Prävalidierungsstudie des Havelhöher Konstitutionsfragebogen (HKF), Version 1.0. [Article in German] Der Merkurstab 2000 53(2): 99-111
HECKMANN C Neue klinische Befunde zur reaktiven Zirkaseptanperiodik. [Article in German] In: Göbel T; Gutenbrunner C et al. (Hrsg.): Tycho de Brahe Jahrbuch für Goetheanismus 2000, Niefern-Öschelbronn 2000, 112-142.
SCHULTE M; ENGELKE P; MAYER H; KÜMMELL HC MATTHIESSEN PF; JUNGERMANN J Wie dokumentiert man Anthroposophische Medizin im Akutkrankenhaus? [Article in German] Merkurstab 1999 52: 413-416
VAN LEEUWEN P; CYSARZ D; BETTERMANN H Presence of irregularity in fetal heart period time series. Med Biol Eng Comput 1999 37(Suppl 2): 440-441
BETTERMANN H; AMPONSAH D; CYSARZ D; VAN LEEUWEN P Musical rhythms in heart period dynamics. A cross-cultural and interdisciplinary approach to cardiac rhythms.Am J Physiol 1999 277: H1762-H1770
BAVASTRO P; KÜMMELL HC (Hrsg.) Das Herz des Menschen. Stuttgart 1999
HECKMANN C Der Rhythmus des Herzens im Gefüge anderer Lebensrhythmen. [Article in German] In: Condrau G; Hahn S; Meinhold WJ (Hrsg.): Das Herz - Rhythmus und Kreislauf des Lebens, Düsseldorf 1999, 63-74
HECKMANN C; ENGELKE P Hygiogenetische Aspekte im Verlauf und in der Behandlung der koronaren Herzkrankheit. [Article in German] In: Heusser, P. (Hrsg.): Akademische Forschung in der Anthroposophischen Medizin, Bern 1999, 121-138
HECKMANN C; ENGELKE P; CYSARZ D; BETTERMANN H; KÜMMELL HC Zum Tagesgang der Atemfrequenz. [Article in German] In: Heusser, P. (Hrsg.): Akademische Forschung in der Anthroposophischen Medizin, Bern 1999, 139-147
SCHULTE M; ENGELKE P; KÜMMELL HC Therapiedokumentation stationärer Aufenthalte am Gemeinschaftskrankenhaus Herdecke. [Article in German] In: Heusser, P. (Hrsg.): Akademische Forschung in der Anthroposophischen Medizin, Bern 1999, 255-256
SCHULTE M; HECKMANN C; KÜMMELL HC Der Herdecker Fragebogen zur Lebensqualität (HLQ): Entwicklung, Ergebnisse, Verwendungsmöglichkeiten. [Article in German] In: Heusser, P. (Hrsg.): Akademische Forschung in der Anthroposophischen Medizin, Bern 1999, 249-253
BETTERMANN H; KÜMMELL HC Hypertonie und rhythmisches System. [Article in German] In: Heusser, P. (Hrsg.): Akademische Forschung in der Anthroposophischen Medizin, Bern 1999, 203-206
MOSER M; FRÜHWIRTH M; VON BONIN D; CYSARZ D; PENTER R; HECKMANN C; HILDEBRANDT G Das autonome Bild als Methode zur Darstellung der Rhythmen des menschlichen Herzschlages. In: Heusser, P. (Hrsg.): Akademische Forschung in der Anthroposophischen Medizin, Bern 1999, 207-223
CYSARZ D; SCHÜRHOLZ T; KÜMMELL HC: Die Methode der Herzperiodenvariabilität zur Erfassung subtiler Wirkungen auf das Rhythmische System gezeigt an Cardiodoron. [Article in German] In: Heusser, P. (Hrsg.): Akademische Forschung in der Anthroposophischen Medizin, Bern 1999, 185-201
VAN LEEUWEN P; LANGE S; BETTERMANN H; GRÖNEMEYER D; HATZMANN W Fetal heart rate variability and complexity in the course of pregnancy. Early Hum Dev 1999 54: 259-269
BETTERMANN H; VAN LEEUWEN P Evidence of phase transitions in heart period dynamics. Biol Cybern 1998 78: 63-70
VAN LEEUWEN P; BETTERMANN H; SCHÜSSLER M; LANGE S Magnetocardiography in the determination of fetal heart rate complexity. In: Aine C, Okada YC, Stroink G, Swithenby S, Wood C, eds. Advances in Biomagnetism Research: Biomag '96. New York: Springer 1998
LANGE S; VAN LEEUWEN P; BETTERMANN H; GRÖNEMEYER D Komplexitätsanalyse der fetalen Herzfrequenz - Bestimmung der Dimension. Biomed Tech 1997 42(E1): 59-60
BETTERMANN H; KAROFF M; SCHULTE M; KÜMMELL HC Gesteigerte LF-Herzperiodenvariabilität tagsüber nach 4-wöchiger Rehabilitation bei Patienten mit koronarer Herzkrankheit. [Article in German] Herz Kreislauf 1997 29: 56-60
BETTERMANN H; ENGELKE P; VAN LEEUWEN P; HECKMANN C Die Bestimmung der Atemfrequenz aus der respiratorischen Sinusarrhythmie. [Article in German] Biomed Tech 1996 41(11): 319-323
KÜMMELL HC; SCHULTE M Entwicklung eines Fragebogens zur Lebensqualität auf der Grundlage des anthroposophischen Menschenbildes. [Article in German] Der Merkurstab 1996 2: 109-124
KÜMMELL HC; BETTERMANN H Ergebnisse rhythmologischer Untersuchungen von Cardiodoron an Gesunden. [Article in German] Der Merkurstab 1996 5: 361-371
VAN LEEUWEN P; BETTERMANN H; AN DER HEIDEN U; KÜMMELL HC Circadian aspects of apparent correlation dimension in human heart rate dynamics. Am J Physiol 1995 269: H130-H134
VAN LEEUWEN P; SCHÜSSLER M; BETTERMANN H; LANGE S; HATZMANN W Magnetokardiographie zur Erfassung fetaler Herzaktionen. Geburtshilfe, Frauenheilkunde 1995 55: 642-646
VAN LEEUWEN P; SCHÜSSLER M; BETTERMANN H Magnetokardiographie zur Erfassung fetaler Herzaktionen. Abstract in Z Kardiol 1994 83(9): 698
KÜMMELL HC; VAN LEEUWEN P; HECKMANN C; ENGELKE P; KESTING G; KREMER H; BECHER A Quality of life and circadian variation of heart rate and heart rate variability in short-term survivors and nonsurvivors after acute myocardial infarction. Clin Cardiol 1993 16: 776-782
BETTERMANN H; VAN LEEUWEN P Dimensional analysis of RR dynamic in 24 hour electrocardiograms. Acta Biotheor 1992 40 (4): 297-312
VAN LEEUWEN P; KÜMMELL HC Effects of posture on cardiac time intervals. Am J Noninvas Cardiol 1991 5: 125-128
HECKMANN C; ENGELKE P; KESTING G; VAN LEEUWEN P; RUDORFF KH Canges in pulse respiration ratio in patients with immunogenic hyperthyroidism (Graves' Disease). J Interdiscpl Cycle Res 1991 22: 124
VAN LEEUWEN P; HECKMANN C; ENGELKE P; KESTING G; KÜMMELL HC Circadian variation of heart rate and heart rate variability in short term survivors and non-survivors after acute myocardial infarction. J Interdiscpl Cycle Res 1991 22: 142
HECKMANN C; VAN LEEUWEN P; ENGELKE P; KESTING G; DITTRICH F; KÜMMELL HC Circadian variation of heart rate, respiratory rate and pulse respiration ratio in routinely examined hospital patients. J Interdiscpl Cycle Res 1990 21: 198-199
VAN LEEUWEN P; KÜMMELL HC Respiratory modulation of cardiac time intervals. Br Heart J 1987 58: 129-135

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