1. Rising protocol complexity, execution burden varies widely by phase and therapeutic areas (TA);Tufts,2010
2. The pharmaceutical industry in figures: key data;EFPIA,2013
3. Examination of Clinical Trial Costs and Barriers for Drug Development;Sertkaya,2014
4. The R&D Cost of a New Medicine;Mestre-Ferrandiz,2012
5. Integrating scientific and real-world evidence within and beyond the drug development process;Epstein;J Comp Eff Res,2012