Dr Philippa Whitford @Dr_PhilippaW
Asymptomatic spread accounts for around 1/2 of all infections. Need to take all actions possible to limit it, especially when lockdown is eased. This is why @scotgov proposing home made #facecoverings to limit droplet spread from those who don't even know they have it #COVID19 https://t.co/ujFSSfhx90 — PolitiTweet.org