title: Causes of severe hearing loss in early childhood.
mesh_terms: D002648:Child; D002675:Child, Preschool; D003394:Craniofacial Dysostosis / Q000150:complications; D003638:Deafness / Q000209:etiology* / Q000235:genetics; D004431:Ear, External / Q000002:abnormalities; D004707:Endoderm; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008648:Mesoderm; D009422:Nervous System Diseases / Q000150:complications; D010859:Pigmentation Disorders / Q000150:complications; D011247:Pregnancy; D011248:Pregnancy Complications