TI - SPelling error in figure PT - JOUR DP - 1998 TA - Archives of Internal Medicine pages = {662}, VI - 158 IP - 6 AID - 10.1001/archinte.158.6.662 [doi] 4100 - http://dx.doi.org/10.1001/archinte.158.6.662 SO - Archives of Internal Medicine March 23, 1998 158(6):662