Home Coronavirus COVID-19 AstraZeneca/Oxford Covid-19 Vaccine: “Limited Efficacy” Against South African Variant AstraZeneca/Oxford Covid-19 Vaccine: “Limited Efficacy” Against South African Variant February 7, 2021 You are unauthorized to view this page. Username or E-mail Password Remember Me Forgot Password RELATED ARTICLESMORE FROM AUTHOR Mexico’s Democratic Structure at Risk Sheinbaum on Trump Victory: ‘No Cause for Concern’ Trump Wins US Election Sheinbaum Unveils 5 Initiatives to Boost Public Health in Mexico Hugs Not Walls Reunites Families Separated by the Mexico-U.S. Border