Boland, Jason, Currow, David C., Wilcock, Andrew, Tieman, Jennifer, Hussain, Jamilla Akhter, Pitsillides, Constantine, Abernethy, Amy P., Johnson, Miriam J., "A systematic review of strategies used to increase recruitment of people with cancer or organ failure into clinical trials: Implications for palliative care research", Journal of pain and symptom management, 2015