Challenges for palliative care research.
Penrod
Joan D
JD
Program of Research on Serious Physical and Mental Illness, Geriatric Research, Education, and Clinical Center, Bronx VA Medical Center, Bronx, New York, New York, USA.
Morrison
R Sean
RS
D015984:Causality; D006801:Humans; D010166:Palliative Care / Q000379:methods*; D016032:Randomized Controlled Trials as Topic / Q000379:methods*; D012107:Research Design