title: [Physiologic effects of voluntary breath control in twins].
authors.forename: V B
authors.initials: VB
authors.lastname: Malkin
authors.forename: E P
authors.initials: EP
authors.lastname: Gora
mesh_terms: D000293:Adolescent; D000328:Adult; D002320:Cardiovascular Physiological Phenomena; D002490:Central Nervous System / Q000502:physiology*; D006801:Humans; D012143:Respiratory Physiological Phenomena; D014836:Volition