Recent trends in infant carrying.  (The demise of the perambulator--a silent revolution in infant carrying methods and their effect on somatic and cognitive development in infants.
D000349:Africa; D002657:Child Development; D005202:Asia, Eastern; D006128:Growth; D006801:Humans; D007223:Infant; D007224:Infant Care / Q000266:history / Q000379:methods*; D009034:Mother-Child Relations; D009043:Motor Activity; D011187:Posture