title: [Problems with the sandman. Impaired sleep has a negative effect on child development].
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D002658:Developmental Disabilities / Q000209:etiology*; D006801:Humans; D007223:Infant; D012307:Risk Factors; D012893:Sleep Wake Disorders / Q000150:complications* / Q000209:etiology