title: Anatomical relationship between fetus and mother.
authors.affiliation: Department of Pathology and Reproductive Medicine, University of California 92103.
authors.forename: K
authors.initials: K
authors.lastname: Benirschke
mesh_terms: D005260:Female; D005865:Gestational Age; D006801:Humans; D008431:Maternal-Fetal Exchange; D011247:Pregnancy; D014327:Trophoblasts / Q000166:cytology*