1. http://www.businessballs.com/business-process-modelling.htm [Last accessed 4 April 2010. An excellent online resource with free access to business planning tools.].
2. http://www.dndi.org/diseases/hat/target-product-profile.html [Last accessed 4 April 2010. An outline for how to compile a TPP for neglected tropical diseases as a worked example.].
3. http://www.fda.gov/downloads/RegulatoryInformation/Guidances/ucm128005.pdf [Last accessed 4 April 2010. FDA outlines core requirements for a TPP.].
4. A new formula for finding drugs;Davies;Drug Discovery Today,2004
5. Anti-HERG activity and the risk of drug-induced arrhythmias and sudden death;De Bruin;European Heart Journal,2005