TI - DIscussion PT - JOUR DP - 2012 TA - Archives of Internal Medicine pages = {390-391}, VI - 172 IP - 5 AID - 10.1001/archinte.172.5.390 [doi] 4100 - http://dx.doi.org/10.1001/archinte.172.5.390 SO - Archives of Internal Medicine March 12, 2012 172(5):390