Categories Articles Pfizer vaccine could be effective against new strains of coronavirus, according to this research Post author By crystalg Post date January 8, 2021 Entrepreneur Tags According, against, coronavirus, could, Effective, Pfizer, Research, Strains, this, Vaccine ← Alphabet Workers Union demands YouTube ban Trump → ‘TRAITOR, TRAITOR!’ Videos show Trump supporters accosting GOP Sen. Lindsey Graham at Reagan Airport