title: [Ossification of the hearing apparatus in the Japanese fetus studied by ultra-soft x-rays and alizarin red bone staining].
mesh_terms: D044466:Asian People; D004396:Coloring Agents; D004423:Ear / Q000000981:diagnostic imaging / Q000196:embryology*; D005333:Fetus; D006801:Humans; D007564:Japan; D010012:Osteogenesis; D011859:Radiography; D013194:Staining and Labeling
chemical_list: D004396:Coloring Agents