Original article / research
Effectiveness of the ChAdOx1 nCoV-19 Vaccine against Laboratory-confirmed Cases of COVID-19: A Test-negative Case-control Study from Central Kerala, India
Published: October 1, 2023 | DOI: https://doi.org/10.7860/JCDR/2023/62932.18597
Geethadevi Madhavikutty, Ajith Raveendran, Ronnie Thomas, Asha Joan Murali, Anju Chempakasseril Mathew, Anupa Lucas, Sobha Akshayakumar
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