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You searched for: Author/Creator Tsang, Ruby

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1. Investigating the uptake, effectiveness and safety of COVID-19 vaccines: protocol for an observational study using linked UK national data. Issue 2 (14th February 2022)

3. COVID-19 booster vaccination uptake and infection breakthrough amongst health care workers in Wales: A national prospective cohort study. Issue 7 (10th February 2023)

4. Hepatitis B virus infection in general practice across England: An analysis of the Royal College of General Practitioners Research and Surveillance Centre real-world database. Issue 5 (May 2023)