TY  - RPRT
TI  - Preemptive analgesia: an unsolved problem.
AU  - J Ballantyne
PY  - 2001
DO  - 10.1097/00001503-200110000-00007
UR  - https://pubmed.ncbi.nlm.nih.gov/17019137/
ID  - 17019137
ER  -