[Relation between heart rate and expulsion period].
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D006339:Heart Rate / Q000502:physiology*; D006801:Humans; D008875:Middle Aged; D011674:Pulse / Q000502:physiology*
Relación entre la frecuencia y el período de expulsión.