Interim Results of a Phase 1–2a Trial of Ad26.COV2.S Covid-19 Vaccine - J User shallah, in the Coronavirus Variants and Covid-19 Vaccine Info subreddit, 28 Feb 2021
Interim Results of a Phase 1–2a Trial of Ad26.COV2.S Covid-19 Vaccine | NEJM User shallah, in the Novel Coronavirus (COVID-19) subreddit, 18 Jan 2021
Interim Results of a Phase 1–2a Trial of Ad26.COV2.S Covid-19 Vaccine User GallantIce, in the Reddit Science subreddit, 14 Jan 2021