RT Journal T1 COntact information JF Archives of Pediatrics & Adolescent Medicine JO Archives of Pediatrics & Adolescent Medicine YR 2003 FD July 1 VO 157 IS 7 SP 708 OP 708 DO 10.1001/archpedi.157.7.708 UL http://dx.doi.org/10.1001/archpedi.157.7.708 AB