[1] Queens Univ Belfast, Sch Nursing & Midwifery, Belfast, Antrim, North Ireland
[2] Ulster Univ, Coleraine, Londonderry, North Ireland
[3] Univ Bristol, Bristol, Avon, England
[4] McGill Univ, Jewish Gen Hosp, Montreal, PQ, Canada
[5] Jewish Gen Hosp, Segal Canc Ctr, Louise Granofsky Psychosocial Oncol Program, Montreal, PQ, Canada
[6] McGill Univ, Jewish Gen Hosp, Lady Davis Inst Med Res, Montreal, PQ, Canada