1. Veith I (1961) The surgical achievements of ancient India: Sushruta. Surgery 49:564–568
2. McCollum CH (2000) The Distinguished Service Award Medal for the Society of Vascular Surgery, 1999: Michael Ellis DeBakey, MD. J Vasc Surg 31:406–409
3. American_Association_for_the_Advancement_of_ Science_(AAAS) (2007) Programs: Science & Policy - R&D Budget and Policy Program. Available at:
http://www.aaas.org/spp/rd/guide.htm
4. United_States_Department_of_Health_and_Human_ Services (2008) National Institutes of Health (NIH): Grants & Funding Opportunities. Available at:
http://grants.nih.gov/grants/oer.htm
5. Wellcome_Trust (2008) Funding. Available at:
http://www.wellcome.ac.uk/funding/