TI - ABout this journal PT - JOUR DP - 2012 TA - JAMA pages = {2309}, VI - 308 IP - 22 AID - 10.1001/jama.308.22.2309 [doi] 4100 - http://dx.doi.org/10.1001/jama.308.22.2309 SO - JAMA December 12, 2012 308(22):2309