TI - ABout this journal PT - JOUR DP - 2012 TA - JAMA pages = {2223}, VI - 307 IP - 21 AID - 10.1001/jama.307.21.2223 [doi] 4100 - http://dx.doi.org/10.1001/jama.307.21.2223 SO - JAMA June 6, 2012 307(21):2223