1. Brown A.(2014).Novartis settles Gleevec as other patent fights continue.https://www.evaluate.com/vantage/articles/analysis/novartis‐settles‐gleevec‐other‐patent‐fights‐continue(accessed 12 September 2019).
2. Global pharmaceutical industry – statistics & facts;Mikulic M.;Statista,2019
3. US Food and Drug Administration (US FDA). (2021)Orange Book: Approved Drug Products with Therapeutic Equivalence Evaluations.https://www.accessdata.fda.gov/scripts/Cder/ob/(accessed 31 January 2021).
4. US FDA. (2020)Frequently Asked Questions on Patents and Exclusivity.https://www.fda.gov/drugs/development‐approval‐process‐drugs/frequently‐asked‐questions‐patents‐and‐exclusivity(accessed 31 January 2021).