Jan 25, 2022
I think up to three doses are reasonable, as many countries have implemented. As far as I know, only Israel is giving their people the fourth dose, and so far no serious safety concerns have surfaced.
Written by Shin Jie Yong, MSc (Res)
Named Stanford's world top 1% scientists | Medium's boost nominator | National athlete | Ghostwriter | Get my Substack: https://theinfectedneuron.substack.com/