1. https://grantsforus.io/type-of-eligible-entity/organizations/nonprofits-with-501c3/apply-for-the-development-of-advanced-analytical-methods-for-the-characterization-of-complex-generics-grant-program/. Accessed 29 Nov 2022
2. https://www.fda.gov/media/108937/download. Accessed 29 Nov 2022
3. https://www.fda.gov/regulatory-information/search-fda-guidance-documents/control-nitrosamine-impurities-human-drugs. Accessed 29 Nov 2022
4. https://www.fda.gov/drugs/drug-safety-and-availability/updates-possible-mitigation-strategies-reduce-risk-nitrosamine-drug-substance-related-impurities. Accessed 29 Nov 2022
5. https://www.tga.gov.au/news/safety-alerts/azide-impurity-sartan-blood-pressure-medicines#:~:text=What%20is%20the%20azide%20impurity,individual's%20risk%20of%20developing%20cancer. Accessed 29 Nov 2022