All coverage
Second dose of Johnson & Johnson vaccine increases protection against covid-19, maker says
By Ben Guarino
Pfizer says its COVID-19 vaccine works well for kids ages 5-11
By Tina Hesman Saey
When will kids get COVID vaccine? Your Pfizer questions, answered.
By Adrianna Rodriguez
Covid-19 vaccine for 5- to 11-year-olds is safe and shows 'robust' antibody response, Pfizer says
By Amanda Sealy
J&J says second shot boosts protection for moderate-severe COVID-19 to 94%
By Julie Steenhuysen
Covid Vaccine Prompts Strong Immune Response in Younger Children, Pfizer Says (Published 2021)
By Apoorva Mandavilli
Parents May Hesitate to Vaccinate Younger Children Against Covid
By Dana Goldstein & Sarah Mervosh
Coronavirus Updates: Covid News: C.D.C. Study Shows Pfizer Vaccine's Protection Wanes (Published 2021)
By Apoorva Mandavilli, Benjamin Mueller & Andrea Kannapell