Tape recordings of the electrocardiogram in newborn infants.
D000367:Age Factors; D001145:Arrhythmias, Cardiac / Q000453:epidemiology; D001238:Asphyxia Neonatorum / Q000503:physiopathology*; D001724:Birth Weight; D002118:Calcium / Q000097:blood; D004562:Electrocardiography / Q000295:instrumentation; D005260:Female; D006339:Heart Rate; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D008297:Male; D008722:Methods; D011187:Posture; D011188:Potassium / Q000097:blood; D012737:Sex Factors; D013637:Tape Recording; D013997:Time Factors; D014470:Umbilical Cord / Q000502:physiology
D011188:Potassium; D002118:Calcium