War-saxaafadeed ka soo baxay Pfizer, oo cinwaan looga dhigay Pfizer iyo BioNTech ayaa ku dhawaaqaya in uu u tartamayo tallaalka ka hortagga COVID-19 ee lagu guulaystay Falanqaynta Ku-meel-gaadhka ah ee Koowaad ee Daraasadda Wajiga 3, ee ku taariikhaysan 09/11/2020.