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Hungary has opted out of new EU vaccine deal with Pfizer
By Jason Neely & Francesco Guarascio
Vaccine boosters could be necessary as soon as the fall
By Caitlin Owens
Pfizer Vaccine Can Now Be Stored At Warmer Temperatures Much Longer : Coronavirus Updates
By Jane Greenhalgh
Children and the Covid Vaccine: Information for Parents
By Apoorva Mandavilli, Tara Parker-Pope & Sharon LaFraniere
Covid-19 booster shot will likely be needed within a year of vaccination, Fauci says
By Virginia Langmaid & Amir Vera
Children, teens and COVID vaccines: where is the evidence at, and when will kids in Australia be eligible?
By Ushma Wadia, Christopher Blyth & Peter Richmond
Spanish study finds AstraZeneca vaccine followed by Pfizer dose is safe and effective
By Nathan Allen & Inti Landauro
India, Pfizer seek to bridge dispute over vaccine indemnity -sources
By Neha Arora, Rupam Jain & Carl O'Donnell
Pfizer COVID-19 vaccine can be stored in refrigerator for a month, U.S. says
By Mrinalika Roy & Peter Henderson
Long Covid symptoms ease after vaccination, survey finds
By Natalie Grover