title: Validation of the parent behavior progression in an early intervention program.
mesh_terms: D000328:Adult; D002659:Child Development Disorders, Pervasive / Q000628:therapy*; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D010287:Parent-Child Relations; D010290:Parents / Q000523:psychology; D012931:Social Environment; D013997:Time Factors