1. Osler W. The principles and practice of medicine. 7th ed. New York and London: D. Appleton and Company, 1910.
2. International Conference on Harmonisation of Technical Requirements for Registration of Pharmaceuticals for Human Use. ICH harmonised tripartite guideline. Choice of control group and related issues in clinical trials: E10. 20 July 2000. Available at: http://www.ich.org/LOB/media/MEDIA486.pdf. Accessed 16 October 2008.
3. Bullowa JGM. The management of the pneumonias. New York: Oxford University Press, 1937.
4. CLINICAL SIGNIFICANCE OF BACTEREMIA IN PNEUMOCOCCIC PNEUMONIA
5. Treatment of Pneumonia and Other Serious Infections