Citation | Qureshi, S.S., B. Ullah, S. Khan, H.U. Rehman and M.S. Qureshi. 2022. Comparative study of the virulency of different serotypes of foot and mouth disease virus by using baby hamster Kidney-21 cell line. Sarhad Journal of Agriculture, 38(3): 778-783. DOI | https://dx.doi.org/10.17582/journal.sja/2022/38.3.778.783