Amjad, Q.- ul-A.; Saeed, U.; Piracha, Z. Z.; Kanwal, K.; Munir, M.; Waseem, A.; Nisar, T.; Shoukat, A.; Uppal, R. Contemplating SARS-CoV-2 Infectivity With Respect to ABO Blood Groups. Int J Clin Virol 2021, 5, 082-086.