title: Ultrastructure of foetal small-intestinal mucosa in early gestation.
mesh_terms: D005260:Female; D005333:Fetus; D005865:Gestational Age; D006801:Humans; D007413:Intestinal Mucosa / Q000166:cytology / Q000196:embryology*; D007421:Intestine, Small / Q000166:cytology / Q000196:embryology*; D008854:Microscopy, Electron; D011247:Pregnancy