56K Followers 198 FollowingPublic health specialist, father of 3. Executive Director of @WHO Health Emergencies Programme. Irish national, global citizen.
32K Followers 776 FollowingProf, MD, PhD, Université Paris Cité - Hôpital Bichat-Claude-Bernard, Inserm (UMR 1137) and Honorary Prof. of the University of Geneva - Tweets express my views