1. Palmer AM, DeKosky ST. Neurochemistry of ageing. In: Principles and practice of geriatric medicine (Pathy MSJ, ed), Ed 4, pp 65–76. London, UK: Wiley Ltd., 1998.
2. Is the pharma industry weathering the ‘perfect storm’ ? IMS Health, 17 March 2003.
3. Philips SP, Mackintosh A. Beyond 2005. the future of pharmaceutical marketing and sale. Perspective on life sciences. Special edition. Chichester, Sussex, UK: Ernst & Young, 2002.
4. Sneader W. Drug discovery—a history. Chichester, Sussex, UK: Wiley, 2005.
5. Snyder SH. Drugs and the brain. New York: Palmgrave Publishers-The Scientific American Library, 1996.