%0 Journal Article %A Michael Vallis %A Helena Piccinini-Vallis %A Arya M. Sharma %A Yoni Freedhoff %T Response %D 2013 %J Canadian Family Physician %P 353-354 %V 59 %N 4 %U https://www.cfp.ca/content/cfp/59/4/353.2.full.pdf