AU - Gustafson DH TI - A systems engineer meets the system PT - JOUR DP - 2013 TA - JAMA pages = {247-248}, VI - 309 IP - 3 AID - 10.1001/jama.2012.176580 [doi] 4100 - http://dx.doi.org/10.1001/jama.2012.176580 SO - JAMA January 16, 2013 309(3):247