Review

The WHO analgesic ladder for cancer pain control, twenty years of use. How much pain relief does one get from using it?

Support Care Cancer. 2006 Nov 1;14(11):1086-93.
Review

Adverse drug interactions involving common prescription and over-the-counter analgesic agents.

Clin Ther. 2007 Jan 1;29 Suppl:2477-97.
Review

Perioperative pain management.

Cns Drugs. 2007 Jan 1;21(3):185-211.