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  1. Pfizer and BioNTech conclude Phase 3 study of COVID-19 vaccine candidate, meeting all primary efficacy endpoints. Published November 18, 2020. Accessed October 27, 2021. https://www.pfizer.com/ news/press-release/press-release-detail/pfizer-and-biontech-conclude-phase-3-study-covid-19-vaccine. Pfizer.

  2. Vaccine development timeline. November 2019. Retrospective studies suggest the first confirmed case of Covid-19 came on 17 November, in Wuhan, China. January 2020. Chinese...

  3. 11 Σεπ 2023 · The goal of this study was to compare the research and development (R&D), launch and scale up timelines of COVID-19 and non-COVID-19 vaccines and derive key lessons learnt from the COVID-19 pandemic and their implications for the development, launch and scale up of vaccines for other diseases.

  4. 21 Ιουλ 2020 · 1. Phases of vaccine development 2,3. Various phases of vaccine development are: Preclinical trials are done in suitable animals for safely and efficacy by challenge studies. Clinical Studies are made in 4 phases: Phase I: Vaccines are given to a limited number of human volunteers with emphasis on safety and also to monitor the immune response.

  5. 3 Μαΐ 2022 · A timeline of critical events in the COVID-19 vaccine development progress. WHO has approved the emergency use of ten vaccines (including three India vaccines, COVISHIELD, COVAXIN, and...

  6. 9 Απρ 2021 · Download PDF. With Covid-19 vaccines being developed at a rapid pace, Josh Loeb and Julienne Wooster ask why the most sought-after vaccines for animal diseases cannot be developed as quickly.

  7. This review systematically introduces the existing COVID-19 vaccine platforms, analyzes the advantages and disadvantages of the vaccine routes, and compares the ef cacy and safety of...