TY  - RPRT
TI  - Breakthrough pain.
AU  - Margo McCaffery
AU  - Chris Pasero
PY  - 2003
DO  - 10.1097/00000446-200304000-00027
UR  - https://pubmed.ncbi.nlm.nih.gov/12677130/
ID  - 12677130
ER  -