1. Strategies to Support Recruitment of Patients With Life-Limiting Illness for Research: The Palliative Care Research Cooperative Group 
Laura C. Hanson, MD, MPH, Janet Bull, MD, Kathryn Wessell, BA, Lisa Massie, BA, Rachael E. Bennett, MA, Jean S. Kutner, MD, MSPH, Noreen M. Aziz, MD, PhD, MPH, Amy Abernethy, MD 
Journal of Pain and Symptom Management 
Volume 48, Issue 6, Pages (December 2014)
DOI: /j.jpainsymman
Copyright © 2014 American Academy of Hospice and Palliative Medicine Terms and Conditions

2. Fig. 1 Palliative Care Research Cooperative Group (PCRC).
Journal of Pain and Symptom Management  , DOI: ( /j.jpainsymman )
Copyright © 2014 American Academy of Hospice and Palliative Medicine Terms and Conditions