title: [The biological purpose of menstruation].
authors.affiliation: Ustav pro péci o matku a dítĕ, Praha-Podolí.
authors.forename: J
authors.initials: J
authors.lastname: Presl
mesh_terms: D000818:Animals; D005260:Female; D006801:Humans; D008598:Menstruation; D011247:Pregnancy; D011323:Primates
vernacular_title: Biologický smysl menstruace.