["Negative phase" of the heart rate and stroke volume in young athletes after the Harvard Step Test].
Vakhitov
I Kh
IKh
Abzalov
R A
RA
Abzalov
R R
RR
Mart'ianov
O P
OP
D000222:Adaptation, Physiological; D002648:Child; D015444:Exercise / Q000502:physiology*; D005080:Exercise Test; D006339:Heart Rate / Q000502:physiology*; D006801:Humans; D013177:Sports / Q000502:physiology*; D013318:Stroke Volume / Q000502:physiology*