[1] Dalhousie Univ, Dept Family Med, Primary Care Res Unit, Halifax, NS, Canada
[2] Univ Sherbrooke, Dept Med Famille & Med Urgence, Sherbrooke, PQ, Canada
[3] Univ New Brunswick, Dept Nursing & Hlth Sci, St John, NB, Canada
[4] Mem Univ Newfoundland, Fac Med, Primary Healthcare Res Unit, St John, NF, Canada
[5] Univ Montreal, Fac Sci Infirmieres, Montreal, PQ, Canada