PT - JOURNAL ARTICLE AU - Diane Kelsall TI - Friend or foe DP - 2007 Oct 01 TA - Canadian Family Physician PG - 1631--1631 VI - 53 IP - 10 4099 - http://www.cfp.ca/content/53/10/1631.short 4100 - http://www.cfp.ca/content/53/10/1631.full SO - Can Fam Physician2007 Oct 01; 53