title: ["Negative phase" of the heart rate and stroke volume in young athletes after the Harvard Step Test].
authors.forename: I Kh
authors.initials: IKh
authors.lastname: Vakhitov
authors.forename: R A
authors.initials: RA
authors.lastname: Abzalov
authors.forename: R R
authors.initials: RR
authors.lastname: Abzalov
authors.forename: O P
authors.initials: OP
authors.lastname: Mart'ianov
mesh_terms: 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*