PT - JOURNAL ARTICLE AU - Cherinet Seid TI - Differing indications AID - 10.1503/cmaj.109-3008 DP - 2009 Sep 01 TA - Canadian Medical Association Journal PG - E85--E85 VI - 181 IP - 5 4099 - http://www.cmaj.ca/content/181/5/E85.short 4100 - http://www.cmaj.ca/content/181/5/E85.full SO - CMAJ2009 Sep 01; 181