TY  - RPRT
TI  - Optimizing postoperative pain management.
AU  - R Michael Ritchey
PY  - 2006
DO  - 10.3949/ccjm.73.suppl_1.s72
UR  - https://pubmed.ncbi.nlm.nih.gov/16570553/
ID  - 16570553
ER  -