title: A possible case of superfetation in man.
mesh_terms: D000022:Abortion, Spontaneous; D000328:Adult; D000650:Amnion; D001329:Autolysis; D001827:Body Height; D005314:Embryonic and Fetal Development; D005260:Female; D005835:Genitalia / Q000196:embryology; D005865:Gestational Age; D006801:Humans; D010920:Placenta; D011247:Pregnancy; D013476:Superfetation; D014427:Twins