title: [Biorhythms and age].
authors.forename: G D
authors.initials: GD
authors.lastname: Gubin
authors.forename: D
authors.initials: D
authors.lastname: Weinert
mesh_terms: D000375:Aging / Q000502:physiology*; D000818:Animals; D002909:Chronobiology Phenomena / Q000502:physiology; D002940:Circadian Rhythm / Q000502:physiology; D006128:Growth / Q000502:physiology; D006706:Homeostasis / Q000502:physiology; D006801:Humans; D010507:Periodicity; D013045:Species Specificity