Israel reports link between rare cases of heart inflammation and COVID-19 vaccination in young men By Gretchen Vogel, Jennifer Couzin-FrankelJun. 1, 2021
What’s the future of vaccines linked to rare clotting disorders? Science breaks down the latest By Kai Kupferschmidt, Gretchen VogelMay. 3, 2021
Do preservative and stray proteins cause rare COVID-19 vaccine side effect? By Gretchen Vogel, Kai KupferschmidtApr. 22, 2021
Concerns over rare clotting disorders halt use of Johnson & Johnson’s COVID-19 vaccine By Gretchen Vogel, Kai KupferschmidtApr. 13, 2021
Hard choices emerge as link between AstraZeneca vaccine and rare clotting disorder becomes clearer By Kai Kupferschmidt, Gretchen VogelApr. 11, 2021
A rare clotting disorder may cloud the world’s hopes for AstraZeneca’s COVID-19 vaccine By Kai Kupferschmidt, Gretchen VogelMar. 27, 2021
New problems erode confidence in AstraZeneca's vaccine By Gretchen Vogel, Kai KupferschmidtMar. 26, 2021
Data concerns and safety worries fuel crisis of confidence in AstraZeneca vaccine By Gretchen Vogel, Kai KupferschmidtMar. 23, 2021
AstraZeneca reports powerful COVID-19 protection in new vaccine trial By Kai Kupferschmidt, Gretchen VogelMar. 22, 2021
European countries resume use of AstraZeneca’s COVID-19 vaccine, hoping pause has not dented confidence By Kai Kupferschmidt, Gretchen VogelMar. 18, 2021
‘It’s a very special picture.’ Why vaccine safety experts put the brakes on AstraZeneca’s COVID-19 vaccine By Gretchen Vogel, Kai KupferschmidtMar. 17, 2021