title: Fetus in fetu and teratoma: their genesis and the formation of vertebral column.
mesh_terms: D009008:Abnormalities, Severe Teratoid / Q000000981:diagnostic imaging* / Q000196:embryology; D003937:Diagnosis, Differential; D005333:Fetus / Q000473:pathology; D006801:Humans; D007223:Infant; D008297:Male; D011859:Radiography; D013131:Spine / Q000196:embryology / Q000473:pathology; D013724:Teratoma / Q000000981:diagnostic imaging*