TY  - RPRT
TI  - Symptom clusters in advanced illness.
AU  - Peg Esper
AU  - Debra Heidrich
PY  - 2005
DO  - 10.1053/j.soncn.2004.10.004
UR  - https://pubmed.ncbi.nlm.nih.gov/15807053/
ID  - 15807053
ER  -