1. How to improve R&D productivity: the pharmaceutical industry’s grand challenge;SM Paul;Nature Reviews Drug Discovery,2010
2. Innovation in the pharmaceutical industry: New estimates of R&D costs;JA DiMasi;Journal of Health Economics,2016
3. FDA, U.S. Food and Drug Administration. Novel Drug Approvals for 2018. https://www.fda.gov/drugs/developmentapprovalprocess/druginnovation/ucm592464.htm. Source accessed: 20 Jan 2019.
4. Industry R&D returns slip;A Mullard;Nature Reviews Drug Discovery,2016
5. Deloitte. 2018. Unlocking R&D productivity: Measuring the return of pharmaceutical innovation 2018. https://www2.deloitte.com/us/en/pages/life-sciences-and-health-care/articles/measuring-return-from-pharmaceutical-innovation.html. Source accessed: 20 Jan 2019.