title: [Phase-contrast microscopic study of human chorionic villi at the end of the 1st trimester].
mesh_terms: D000328:Adult; D002824:Chorionic Villi / Q000648:ultrastructure*; D005260:Female; D006801:Humans; D008858:Microscopy, Phase-Contrast; D010920:Placenta / Q000648:ultrastructure*; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D014617:Vacuoles / Q000648:ultrastructure
vernacular_title: Phasenkontrastuntersuchung menschlicher Chorionzotten vom Ende ver ersten Trimenon