[1] McGill Univ, Dept Psychiat, Montreal, PQ, Canada
[2] Lady Davis Inst, Dept Psychosocial Res, Psychosocial Res Axis, Montreal, PQ, Canada
[3] Jewish Gen Hosp, Geri PARTy Res Grp, Montreal, PQ, Canada
[4] Queens Univ Belfast, Sch Nursing & Midwifery, Dept Nursing & Midwifery, Belfast, North Ireland