1. Associate professor of medicine, Khalifa University College of Medicine and Health Sciences, Abu Dhabi, United Arab Emirates; email:; Twitter: @HalahIbrahimMD; ORCID:.
2. Associate professor, Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, and head, Division of Infectious Diseases, National University Health System, Singapore; ORCID:.
3. Chief academic officer, Cleveland Clinic Abu Dhabi, Abu Dhabi, United Arab Emirates, and associate professor of medicine, Cleveland Clinic Lerner College of Medicine, Cleveland, Ohio; ORCID:.