[Occipito-cervical deformities; 20 new cases].
D000013:Congenital Abnormalities; D006801:Humans; D009333:Neck / Q000002:abnormalities*; D009777:Occipital Bone / Q000002:abnormalities*
ABNORMALITIES; NECK/abnormalities; OCCIPITAL BONE/abnormalities
Malformações occípitocervicais; a propósito de vinte novos casos.