TI - ABout this journal PT - JOUR DP - 2012 TA - JAMA pages = {1891}, VI - 307 IP - 18 AID - 10.1001/jama.307.18.1891 [doi] 4100 - http://dx.doi.org/10.1001/jama.307.18.1891 SO - JAMA May 9, 2012 307(18):1891