title: The value of upright roentgenograms of the maternal pelvis at or near term with particular reference to placenta praevia.
authors.forename: H R
authors.initials: HR
authors.lastname: CREWS
authors.forename: A O
authors.initials: AO
authors.lastname: HAMPTON
authors.forename: J P
authors.initials: JP
authors.lastname: MOORE
mesh_terms: D005260:Female; D006801:Humans; D010388:Pelvis; D010920:Placenta; D010923:Placenta Previa; D011247:Pregnancy; D047929:Term Birth