RT Journal T1 Archives of internal medicine reader's choice: Continuing medical education JF Archives of Internal Medicine JO Archives of Internal Medicine YR 1999 FD November 8 VO 159 IS 20 SP 2492 OP 2493 DO 10.1001/archinte.159.20.2492 UL http://dx.doi.org/10.1001/archinte.159.20.2492 AB