1 min readMay 13, 2020
There’s also research showing that vitamin D insufficiency or deficiency is an independent risk factor for severe Covid-19.
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/