1. School of Nursing, The University of British Columbia, T222-2211 Wesbrook Mall, Vancouver, BC V6T 2B5, Canada
2. Ethics Service, Provincial Health Services Authority, Department of Medical Genetics, 4480 Oak Street, Vancouver, BC V6H 3N1, Canada
3. School of Social Work, The University of British Columbia, 2080 West Mall, Room 336, Vancouver, BC V6T 1Z2, Canada