2020. Pfizer-BioNTech COVID-19 vaccine. Pan American Health Organization. "Arcsa autoriza ingreso al país de vacuna Pfizer-BioNTech para el Covid-19 – Agencia... 318 KB (19,351 words) - 20:00, 21 April 2024 |
se aplicaron 39.599 dosis de la vacuna contra COVID-19 al personal de salud" [39,599 doses of the vaccine against COVID-19 were applied to health professionals]... 12 KB (774 words) - 11:02, 19 May 2023 |