AU - Etzel RA TI - CHild health and the environment PT - JOUR DP - 2004 TA - Archives of Pediatrics & Adolescent Medicine pages = {188-189}, VI - 158 IP - 2 AID - 10.1001/archpedi.158.2.188 [doi] 4100 - http://dx.doi.org/10.1001/archpedi.158.2.188 SO - Archives of Pediatrics & Adolescent Medicine February 1, 2004 158(2):188