Controversies in palliative medicine.
Fenn
G C
GC
D000701:Analgesics, Opioid; D000768:Anesthesia, General / Q000009:adverse effects*; D000075202:Contraindications; D006801:Humans; D007431:Intraoperative Complications; D014147:Tramadol
D000701:Analgesics, Opioid; D014147:Tramadol