title: An approach to the causes of early childhood deafness.
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D003241:Consanguinity; D003638:Deafness / Q000209:etiology* / Q000235:genetics; D005817:Genetic Counseling; D006801:Humans; D008722:Methods; D009426:Netherlands; D013577:Syndrome