Slučajevi u Americi (https://www.washingtonpost.com/graphics/2020/national/coronavirus-us-cases-deaths/?itid=hp_pandemic%20test)
Martin Landray (https://twitter.com/MartinLandray), vođa RECOVERY studije
Vakcinacije u Izraelu (https://twitter.com/segal_eran/status/1348317646790524933)
