La OMS autorizó la vacuna de Pfizer-Biontech - YouTube
La Comisión Europea autoriza la vacuna de Pfizer para otras dos subvariantes de Ómicron
Le vaccin bivalent de Moderna pour les sous-variants BA.4 et BA.5 est approuvé | JDM
Health Canada approves Pfizer's new bivalent COVID-19 vaccine | CBC News
:quality(70)/cloudfront-us-east-1.images.arcpublishing.com/elfinanciero/CRHXHC32CZDMHFVS4BDAZIFX6I.jpg "Vacuna COVID: dosis bivalente de Pfizer recibe aprobación para aplicarla en niños – El Financiero")
Vacuna COVID: dosis bivalente de Pfizer recibe aprobación para aplicarla en niños – El Financiero
Health officials plan for updated vaccines with an eye on COVID's unpredictability - ABC News
Covid: Omicron subvariants BA.4 and BA.5 escape antibodies from vaccination and prior infection, studies suggest | CNN
Updated Covid-19 booster shots expanded to children as young as 5 | CNN
A Bivalent Omicron-Containing Booster Vaccine against Covid-19 | NEJM
Moderna booster candidate shows strong response against Omicron subvariants | Reuters
Covid-19 Booster Shots Targeting Omicron Authorized, Likely to Be Offered Soon - WSJ
Antibody escape of SARS-CoV-2 Omicron BA.4 and BA.5 from vaccine and BA.1 serum - ScienceDirect
Health Canada approves updated Moderna vaccine for Omicron variant | CBC News
boosters : Oregon Health News Blog
Are current COVID-19 vaccines in England effective against severe BA.4 and BA.5 Omicron sub-lineage infections?
SARS-CoV-2 variants BA.4 and BA.5 show substantial immune escape compared with BA.1 and BA.2
U.S. regulators authorize updated COVID-19 boosters targeting newest variants | CBC News
Bivalent vaccine in Canada: Pfizer's Omicron shot authorized | CTV News
Allegheny County residents could get new COVID-19 boosters as soon as next week | Pittsburgh Post-Gazette
PFIZER y BIONTECH anuncian su VACUNA contra la COVID-19 I RTVE - YouTube
El Reino Unido aprueba las vacunas de Pfizer y BioNTech - YouTube
FDA let Pfizer, Moderna seek BA.5 booster approval without key data | Fortune
Luz verde de la EMA a la vacuna de Pfizer adaptada a las subvariantes BA.4 y BA.5 de Ómicron
New COVID shot aimed at omicron strains could be ready in time for fall : Shots - Health News : NPR
EE. UU. autoriza nueva versión de vacunas de Pfizer y Moderna anticovid para ómicron
