An analysis of original research contributions toward FDA-approved drugs. – PubMed – NCBI by Michael Kinch · Published February 1, 2016 · Updated February 1, 2016 Drug Discov Today. 2015 Oct;20(10):1182-7. doi: 10.1016/j.drudis.2015.06.006. Epub 2015 Jun 22. Source: An analysis of original research contributions toward FDA-approved drugs. – PubMed – NCBI