Ethical challenges of palliative care research.
Casarett
David J
DJ
Center for Health Equity Research and Promotion, Philadelphia VA Medical Center, and University iof Pennsylvania, 3615 Chestnut Street, Philadelphia, PA 19104, USA.
Knebel
Ann
A
Helmers
Karin
K
D032984:Ethics, Research; D006801:Humans; D010166:Palliative Care / Q000941:ethics*