[1] Bruyere Res Inst, 43 Bruyere St, Ottawa, ON K1N 5C8, Canada
[2] Univ Ottawa, Dept Family Med, Ottawa, ON, Canada
[3] Univ Waterloo, Sch Pharm, Waterloo, ON, Canada
[4] Concordia Univ, Montreal, PQ, Canada
[5] Univ Toronto, Leslie Dan Fac Pharm, 144 Coll St, Toronto, ON M5S 3M2, Canada
[6] McMaster Univ, Dept Family Med, Hamilton, ON, Canada
[7] Univ British Columbia, Dept Anesthesiol Pharmacol & Therapeut, 2775 Laurel St, Vancouver, BC V5Z 1M9, Canada
[8] Womens Coll Res Inst, 76 Grenville St, Toronto, ON M5S 1B2, Canada
[9] Univ Toronto, Dept Family & Community Med, Toronto, ON, Canada
[10] Royal Coll Surgeons Ireland, HRB Ctr Primary Hlth Care Res, 123 St Stephens Green, Dublin D02 YN77, Ireland
[11] Univ Ottawa, Dept Epidemiol & Community Med, Ottawa, ON, Canada
[12] Univ Manitoba, Rady Fac Hlth Sci, Coll Pharm, 750 McDermot Ave, Winnipeg, MB R3E 0T5, Canada
[13] Univ Sydney, NHMRC Cognit Decline Partnership Ctr, Royal North Shore Hosp,Northern Clin Sch, Kolling Inst Med Res,Fac Med & Hlth, St Leonards, NSW 2065, Australia
[14] Dalhousie Univ, Fac Med, Geriatr Med Res, Halifax, NS, Canada
[15] Dalhousie Univ, Coll Pharm, Halifax, NS, Canada
[16] Nova Scotia Hlth Author, Halifax, NS, Canada
[17] Univ Southern Denmark, Dept Publ Hlth, Res Unit Gen Practice, JB Winsowsvej 9, DK-5000 Odense C, Denmark