Moderna vs. Pfizer: Both Knockouts, but One Seems to Have the Edge – The New York Times

October 17, 2021

https://www.nytimes.com/2021/09/22/health/covid-moderna-pfizer-vaccines.html?campaign_id=190&emc=edit_ufn_20210928&instance_id=41444&nl=updates-from-the-newsroom&regi_id=98680298&segment_id=70085&te=1&user_id=01eedbfb18107bcaa6aa8d902d21751b