2nd dose of J&J COVID-19 vaccine results in stronger protection, company says2021-09-21/in NewsThe shots, given two months apart, can offer 94% protection against infections. Read Article https://cvvr.hms.harvard.edu/wp-content/uploads/2020/04/ABCNEWS.jpg 400 400 Morgana Souza https://cvvr.hms.harvard.edu/wp-content/uploads/2020/03/cvvr-header-banner-long-white-bg.png Morgana Souza2021-09-21 10:40:292021-10-28 10:41:352nd dose of J&J COVID-19 vaccine results in stronger protection, company says