[Electron microscopic study on the differentiation of the digestive tract of the human fetus. Ultrastructure of pancreatic exocrine cells of the human fetus].
D005088:Exocrine Glands / Q000166:cytology / Q000196:embryology; D006801:Humans; D008854:Microscopy, Electron; D010179:Pancreas / Q000166:cytology*