Lucy Selman, Peter Speck, Marjolein Gysels, Godfrey Agupio, Natalya Dinat, Julia Downing, Liz Gwyther, Thandi Mashao, Keletso Mmoledi, Tony Moll, Lydia Mpanga Sebuyira, Barbara Ikin, Irene J Higginson, Richard Harding
Health Qual Life Outcomes. 2013; 11: 94. Published online 2013 Jun 10. doi: 10.1186/1477-7525-11-94