title: [Ultrastructure of human chorionic villi (early and late)].
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D008722:Methods; D008854:Microscopy, Electron; D010920:Placenta / Q000166:cytology*; D011247:Pregnancy; D013997:Time Factors; D014327:Trophoblasts / Q000166:cytology*
vernacular_title: Ultraestructura de las vellosidades coriales humanas (jóvenes y adultas.