Bruno Mégarbane is Professor of critical care medicine at Paris University and directs a research team at INSERM UMRS-1144. He is the Head of the Department of Medical and Toxicological Critical Care at Lariboisière Hospital, Paris,France. He conducted several clinical and experimental studies in clinical toxicology and more recently in the field of COVID. He has published or participated to about 550 scientific publications referenced in PubMed.