Evaluation of BBIBP-CorV Sinopharm COVID-19 vaccine effectiveness in Sri Lanka: a test-negative case control study
Shamila Thivanshi De Silva, Dileepa Senajith Ediriweera, Wathsala Wimalasena, Manjula Kariyawasam, Gihan Kosinna, Gayan Bogoda, Sumudu Senaratne, Kanchana Rathnayake, Inosha Weerarathna, Ranjan Premaratna, Prasanna Gunasena
BMJ Open Nov 2024, 14 (11) e090341; DOI: 10.1136/bmjopen-2024-090341