Physical therapy and infants with Down's syndrome: the effects of early intervention.
D002675:Child, Preschool; D004314:Down Syndrome / Q000150:complications / Q000534:rehabilitation*; D006801:Humans; D007223:Infant; D009048:Motor Skills; D009123:Muscle Hypotonia / Q000209:etiology; D026741:Physical Therapy Modalities / Q000379:methods*; D013997:Time Factors