Ardiansyah, M.Y., Zarfiardy Aksa Fauzi and Rohani Lasmaria S (2023) “The Relationship between COVID-19 Vaccination and the Severity of COVID-19 in Patients Treated for the Period August 2021 – August 2022 at Arifin Achmad General Hospital, Riau Province, Indonesia”, Bioscientia Medicina : Journal of Biomedicine and Translational Research, 8(3), pp. 4111–4116. doi:10.37275/bsm.v8i3.938.