PT - JOURNAL ARTICLE AU - Robert Simpson TI - Vexed DP - 2009 Apr 01 TA - Canadian Family Physician PG - 351--351 VI - 55 IP - 4 4099 - http://www.cfp.ca/content/55/4/351.1.short 4100 - http://www.cfp.ca/content/55/4/351.1.full SO - Can Fam Physician2009 Apr 01; 55