1. Independent Medical College Faisalabad, Faislabad, Pakistan
2. Gujranwala Medical College, Gujranwala, Pakistan
3. Aga Khan University, Karachi, Pakistan
4. Fatima Jinnah Medical University, Lahore, Pakistan
5. King Edward Medical University, Lahore, Pakistan
6. Universidad Espíritu Santo, Samborondón, Ecuador
7. Respiralab Research Center, Guayaquil, Ecuador