COVID-19 vaccines: progress and understanding on quality control and evaluation

Countries all over the world had to rush to come up with countermeasures to mitigate the impact of the COVID-19 pandemic. Companies and institutions scrambled for the development of vaccines. The resulting tight R&D time lines, adoption of numerous platforms for the development of vaccines, participation of multiple enterprises, and inadequate scale-up, as well as production facilities severely impacted the setting up and implementation of standards to guide the development of COVID-19...