PT - JOURNAL ARTICLE AU - Michael Vallis AU - Helena Piccinini-Vallis AU - Arya M. Sharma AU - Yoni Freedhoff TI - 5 A, version modifée DP - 2013 Jan 01 TA - Canadian Family Physician PG - e1--e5 VI - 59 IP - 1 4099 - http://www.cfp.ca/content/59/1/e1.short 4100 - http://www.cfp.ca/content/59/1/e1.full SO - Can Fam Physician2013 Jan 01; 59 AB -