Baxter Susan K, Baird Wendy O, Thompson Sue, Bianchi Stephen M, Walters Stephen J, Lee Ellen, Ahmedzai Sam H, Proctor Alison, Shaw Pamela J, McDermott Christopher J
School of Health and Related Research, University of Sheffield, Sheffield, UK.
Palliat Med. 2013 Oct;27(9):878. doi: 10.1177/0269216313495098.