title: [Clinical and embryological studies on middle ear malformations--observation on the joints of the ossicular chain (author's transl)].
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004429:Ear Ossicles / Q000002:abnormalities* / Q000196:embryology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011247:Pregnancy