title: Is it true that placenta previa per se is not a risk factor for perinatal mortality?
authors.forename: Shigeki
authors.initials: S
authors.lastname: Matsubara
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D010923:Placenta Previa / Q000453:epidemiology*; D011247:Pregnancy