1. Hani Jokhdar, MBBS, MSc, PhD, is Deputy Minister for Public Health; Anas Khan, MBBS, MHA, SBEM, is Director General, Global Center for Mass Gatherings Medicine; Sari Asiri, MBBS, SBFM, is Director General, Hajj and Umrah Health Services; Wael Motair, MBBS, SBU, is Director General, Health Affairs, Makkah Region; Abdullah Assiri, MBBS, FACP, is Assistant Deputy Minister for Preventive Health; and Mohammed Alabdulaali, is Assistant Minister; all in the Ministry of Health, Riyadh, Saudi Arabia. Anas Khan is...