1. World Health Organization. Traitement de la Douleur Cancereuse. Geneva, Switzerland; 1997.
2. Cardiothoracic Surgery. Oxford Handbook;Chikwe,2013
3. Pneumothorax;Baumann;Respirology,2004
4. Rang and Dale’s Pharmacology;Dale,2007
5. Comparison of morphine, ketorolac, and their combination for postoperative pain: results from a large, randomized, double-blind trial;Cepeda;Anesthesiology,2005