 | The Pfizer–BioNTech COVID-19 vaccine, sold under the brand name Comirnaty, is an mRNA-based COVID-19 vaccine developed by the German biotechnology company... 235 KB (19,324 words) - 04:22, 31 March 2024 |
 | Administration (FDA) first granted emergency use authorization to the Pfizer–BioNTech vaccine on December 10, 2020, and mass vaccinations began four days... 134 KB (2,167 words) - 14:50, 21 March 2024 |
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) - 20:33, 14 March 2024 |
2021. "Hospitalizan a doctora en NL por reacciones adversas a vacuna de Pfizer contra Covid-19". El Universal (in Spanish). January 2, 2021. Retrieved January... 314 KB (23,792 words) - 16:54, 5 March 2024 |
 | March 2020. "Costa Rica y Panamá aprobaron el uso de emergencia de la vacuna contra el coronavirus de Pfizer". infobae (in European Spanish). 16 December 2020... 29 KB (986 words) - 15:48, 15 October 2023 |
 | showing 86% efficacy. While mRNA vaccines like the Pfizer–BioNTech COVID-19 vaccine and Moderna COVID-19 vaccine showed higher efficacy of over 90%, those... 90 KB (8,570 words) - 16:40, 27 January 2024 |
de Marzo (12 March 2021). "El personal sanitario de Uruguay empezó a recibir la vacuna de Pfizer contra el coronavirus". infobae (in European Spanish).... 135 KB (5,062 words) - 18:38, 5 March 2024 |
 | Effectiveness of Pfizer–BioNTech COVID-19 Vaccine and Profound Public Health Impact of Vaccination One Year After Pandemic Declared". Pfizer. 11 March 2021... 98 KB (20,593 words) - 02:58, 8 March 2024 |
| 2021. "COFEPRIS emite autorización para uso de emergencia a vacuna contra covid-19 a las siguientes vacunas". www.gob.mx (in Spanish). "Inicia hoy vacunación... 13 KB (1,010 words) - 21:47, 21 October 2023 |
 | Pfizer sobre las razones por las que se eligió a la Argentina para probar la vacuna contra el COVID-19". Infobae (in Spanish). 10 July 2020. "PFIZER AND... 200 KB (19,618 words) - 17:01, 5 March 2024 |