TI - IDentifying the manufacturer PT - JOUR DP - 2012 TA - JAMA pages = {758}, VI - 307 IP - 8 AID - 10.1001/jama.2012.76 [doi] 4100 - http://dx.doi.org/10.1001/jama.2012.76 SO - JAMA February 22, 2012 307(8):758