1. Battlefield Analgesia - A Basic Approach;HOCKING, G.; MELLO, D.E.; W.F.;JR Army Med Corps,1996
2. Battlefield Advanced Trauma Life Support handbook. Chapter 14. Army Code 63726
3. Morphine blood concentrations in elderley postoperative patients following administration via an indwelling subcutaneous cannula;SEMPLE, T.J.; UPTON, R.N.; MACINTYRE, P.E.; RUNCIMAN, W.B.; MATHER, L.E.;Anaesthesia,1997
4. Opioid analgesics and antagonists;JAFFE, J.H.; MARTIN, W.R.,1992