[1] Univ Laval, CHU Quebec, Fac Nursing, Quebec City, PQ G1L 3L5, Canada
[2] CHU Quebec Hop St Francois Assise, Dept Med Familiale, Quebec City, PQ, Canada
[3] Univ Laval, CHU Quebec, Dept Med Familiale, Quebec City, PQ G1L 3L5, Canada
[4] McGill Univ, Dept Med Familiale, Montreal, PQ, Canada
[5] Univ Laval, Fac Sci Infirm, Quebec City, PQ, Canada
[6] Univ London Imperial Coll Sci Technol & Med, Fac Med, Dept Primary Care & Social Med, London, England
[7] Univ Edinburgh, Edinburgh, Midlothian, Scotland
[8] St Francis Assisi Hosp, CHUQ, Res Ctr, Quebec City, PQ, Canada