A study about the number of Coronavirus breakthrough infections during post vaccination period

SARS Cov-2 Vaccines and Vaccination Strategies

Effectiveness of COVID-19 vaccination among patients hospitalized from April 2020 to March 2021: A Retrospective cohort study

Could the adverse outcomes of “seasonal influenza” vaccination in South Korea have an effect on the COVID-19 pandemic?

Continuous medical education activities; Case No. 2: Exposure to suspected or confirmed COVID-19 case

COVID-19 Vaccine Hesitancy in Pakistan: An Analysis of Challenges and Mitigations

Analysis of demographic variables in acquiring infection and mortality due to COVID-19.

An outbreak of upper respiratory tract infections in young children during the COVID-19 pandemic: a lesson from Hong Kong

Covid 19 vaccines review

Development of possible COVID-19 vaccine for elderly