[Study on etiology of sigmatism nasalis determined by familiar occurrence].
D005152:Facial Muscles; D006801:Humans; D009666:Nose; D013060:Speech; D013064:Speech Disorders / Q000209:etiology*
SPEECH DISORDERS/etiology and pathogenesis
Beitrag zur Atiologie des Sigmatismus nasalis anhand familiären Vorkommens.