title: Aschheim-Zondek and Hogben pregnancy tests modified and compared.
authors.forename: F W
authors.initials: FW
authors.lastname: LANDGREBE
authors.forename: B M
authors.initials: BM
authors.lastname: HOBSON
mesh_terms: D005260:Female; D006801:Humans; D011247:Pregnancy / Q000175:diagnosis; D011258:Pregnancy Tests
keywords: PREGNANCY/diagnosis, diagnostic