1. Avalon University School of Medicine, Willemstad, Curacao
2. Department of Internal Medicine, Metropolitan Hospital Center, New York, New York, USA
3. St. Elizabeth Medical Center, Brighton, Massachusetts, USA
4. Government Medical College, Surat, Gujarat, India
5. Dayanand Medical College, Ludhiana, India
6. Maharishi Markandeshwar Institute of Medical Science and Research, Mullana, Haryana, India
7. University College of Medical Sciences, New Delhi, India
8. Children’s Hospital of Michigan, Detroit, Michigan, USA
9. Department of Medicine, Penn State Milton S. Hershey Medical Center, Hershey, Pennsylvania, USA