ACTA DE LA REUNIÓN TELEMÁTICA CONVOCADA POR EL REPRESENTANTE DE ESTA UNIVERSIDAD EN LA COMISIÓN DE MATERIA DE QUÍMICA CELEBR
UK approves Pfizer-BioNTech's COVID booster targeting Omicron BA.4/5 | Reuters
ATAGI recommendations on use of the Pfizer bivalent (Original/Omicron BA.4/5) COVID-19 vaccine | Australian Government Department of Health and Aged Care
Japan approves Pfizer vaccine for omicron variants BA.4, BA.5 - Nikkei Asia