[1] Natl Inst Mental Hlth & Neurosci, Dept Psychiat, Bangalore 560029, Karnataka, India
[2] McGill Univ, Ingram Sch Nursing, Montreal, PQ, Canada
[3] McGill Univ, Jewish Gen Hosp, Segal Canc Ctr, Montreal, PQ H3T 1E2, Canada
[4] Natl Inst Mental Hlth & Neurosci, Bangalore 560029, Karnataka, India