Hearing impairment in children.
D002662:Child Health Services; D002675:Child, Preschool; D003152:Community Health Nursing; D003638:Deafness / Q000209:etiology; D005260:Female; D006311:Hearing Disorders / Q000175:diagnosis*; D006320:Hearing Tests; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D011247:Pregnancy