1. Department of Internal Medicine Icahn School of Medicine at Mount Sinai Elmhurst Hospital Center Queens New York USA
2. Department of Pulmonary and Critical Care Medicine Icahn School of Medicine at Mount Sinai Elmhurst Hospital Center Queens New York USA
3. Larkin Community Hospital South Miami Florida USA
4. Department of Internal Medicine Tribhuvan University Institute of Medicine Kathmandu Nepal
5. Shenandoah Valley Family Practice Front Royal Virginia USA