Early High-Dose Vitamin D3 for Critically Ill, Vitamin D–Deficient Patients User VetoIpsoFacto, in the Science-Based Nutrition subreddit, 17 May 2020
High-Dose Vitamin D3 for Critically Ill Vitamin D-Deficient Patients User cyal8rallig8r, in the Novel Coronavirus (COVID-19) subreddit, 14 May 2020