1. Postoperative pain;Fry, E.M.,1976
2. Anonymous. Postoperative pain. Br MedJ 1976;ii:664.
3. Postoperative respiration monitoring;Jordan, C.; Pinto, D.J.; Jones, J.G.,1979
4. Graphic representation of pain;Scott, J.; Hiskisson, E.C.;Pain,1976
5. Post-operative changes in gas tensions of arterial blood and in ventilation function;Diament, M.L.; Palmer, K.N.V.;Lancet,1966