PT - JOURNAL ARTICLE AU - Stephen Choi TI - Analysis AID - 10.1503/cmaj.1040575 DP - 2004 Apr 27 TA - Canadian Medical Association Journal PG - 1387--1387 VI - 170 IP - 9 4099 - http://www.cmaj.ca/content/170/9/1387.short 4100 - http://www.cmaj.ca/content/170/9/1387.full SO - CMAJ2004 Apr 27; 170