title: Use of the male British toad as a pregnancy test animal.
authors.forename: J F D
authors.initials: JF
authors.lastname: FRAZER
authors.forename: F X
authors.initials: FX
authors.lastname: WOHLZOGEN
mesh_terms: D000818:Animals; D002025:Bufonidae; D005006:Ethnicity; D005260:Female; D006801:Humans; D011247:Pregnancy; D011258:Pregnancy Tests; D011270:Pregnancy, Animal
keywords: PREGNANCY