PT - JOURNAL ARTICLE AU - William M. Glenn TI - Nigel Flook MD CCFP FCFP DP - 2014 Dec 01 TA - Canadian Family Physician PG - 1139--1141 VI - 60 IP - 12 4099 - http://www.cfp.ca/content/60/12/1139.2.short 4100 - http://www.cfp.ca/content/60/12/1139.2.full SO - Can Fam Physician2014 Dec 01; 60