The statistical analysis of heart rate: a review emphasizing infancy data.
D000367:Age Factors; D000704:Analysis of Variance; D005163:Factor Analysis, Statistical; D006339:Heart Rate; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D012890:Sleep / Q000502:physiology; D012895:Sleep, REM / Q000502:physiology; D013223:Statistics as Topic