title: Infant mental development and neurological status, family socioeconomic status, and intelligence at age four.
mesh_terms: D002657:Child Development; D002675:Child, Preschool; D005191:Family Characteristics; D006801:Humans; D007223:Infant; D007360:Intelligence; D007361:Intelligence Tests; D009048:Motor Skills; D012959:Socioeconomic Factors