TI - MAy 1, 2002 PT - JOUR DP - 2002 TA - JAMA pages = {2295-2296}, VI - 287 IP - 17 AID - 10.1001/jama.287.17.2295 [doi] 4100 - http://dx.doi.org/10.1001/jama.287.17.2295 SO - JAMA May 1, 2002 287(17):2295