Original Research Published on 23 Mar 2021 COVID-19: Famotidine, Histamine, Mast Cells, and Mechanisms in Respiratory Pharmacology Robert W. MalonePhilip TisdallPhilip Fremont-SmithYongfeng LiuXi-Ping HuangKris M. WhiteLisa MiorinElena MorenoAssaf AlonElise Delaforge Frontiers in Pharmacology doi 10.3389/fphar.2021.633680 200,425 views 90 citations