title: Aplasia totalis arcus posterioris atlantis. A case report.
mesh_terms: D000293:Adolescent; D001265:Athletic Injuries / Q000000981:diagnostic imaging*; D001270:Cervical Atlas / Q000002:abnormalities* / Q000000981:diagnostic imaging / Q000293:injuries; D005260:Female; D050723:Fractures, Bone / Q000000981:diagnostic imaging*; D006801:Humans; D011859:Radiography