Nicolas Berrod. (2021, April 9). Population majeure vaccinée avec au moins une dose (une seule dose/deux doses), au 8 avril: -Tous âges: 19,3% (12,6%/6,6%) -moins de 75 ans: 13,3% (10,5%/2,8%) -75 ans ou plus: 62,5% (28,2%/34,2%) Les pourcentages sont arrondis. #Covid19 https://t.co/EUsyr9LSo8 [Tweet]. @nicolasberrod. https://twitter.com/nicolasberrod/status/1380586797542039554

Yahoo Finance. (2021, September 21). “The J&J results exceed expectations,” Yale Radiology and Public Health Professor @thehowie says about the COVID-19 vaccine. “They continue to point out that the J&J vaccine is highly effective even as a one dose vaccine.” https://t.co/AOsxo9IwKT [Tweet]. @YahooFinance. https://twitter.com/YahooFinance/status/1440356401826590727