TI - MEn's work PT - JOUR DP - 2001 TA - JAMA pages = {1146}, VI - 286 IP - 10 AID - 10.1001/jama.286.10.1146 [doi] 4100 - http://dx.doi.org/10.1001/jama.286.10.1146 SO - JAMA September 12, 2001 286(10):1146