COVID-19 vaccine in El Salvador: AstraZeneca option falters and Pfizer appears | News from El Salvador
Medical College: Government has an agreement with Pfizer to use this vaccine in El Salvador | News from El Salvador
Medical College: Government has an agreement with Pfizer to use this vaccine in El Salvador | News from El Salvador
Medical College: Government has an agreement with Pfizer to use this vaccine in El Salvador | News from El Salvador