Cardiac interbeat interval dynamics from childhood to senescence : comparison of conventional and new measures based on fractals and chaos theory - Pikkujamsa, S. M.; Makikallio, T. H.; Sourander, L. B.; Raiha, I. J.; Puukka, P.; Skytta, J.; Peng, C. K.; Goldberger, A. L.; Huikuri, H. V. (Circulation (New York, N.Y.), 1999)
Keywords: Adolescent; Adult; Aged; Aged, 80 and over; Aging - physiology; Biological and medical sciences; Cardiology - methods; Child; Child, Preschool; Circadian Rhythm - physiology; Cross-Sectional Studies; Female; Fractals; Fundamental and applied biological sciences. Psychology; Heart; Heart Rate - physiology; Humans; Infant; Life Sciences (General); Male; Middle Aged; Nonlinear Dynamics; Sex Characteristics; Vertebrates: cardiovascular system; Support, Non-U.s. Gov't; Circadian Rhythm/physiology; Heart Rate/physiology; Comparative Study; Middle Aged; Support, U.s. Gov't, P.h.s; Non-Nasa Center; Child, Preschool; Infant; Male; Fractals; Aging/physiology; Female; Adult; Child; Support, U.s. Gov't, Non-P.h.s; Human; Nasa Discipline Cardiopulmonary; Cross-Sectional Studies; Cardiology/methods; Sex Characteristics; Aged, 80 And Over; Adolescent; Aged; Nonlinear Dynamics; Heart; Variability; Ageing; Exploration; RR interval; Heart rate; Electrodiagnosis; Electrocardiography; Evolution; Circulatory system; Technique; Comparative study; NASA Discipline Cardiopulmonary; Non-NASA Center