1. Department of Internal Medicine, Dow Medical College, Dow University of Health Sciences, Karachi, Pakistan
2. Department of Internal Medicine, Dow University Hospital – Ojha Campus, Dow University of Health Sciences, Karachi, Pakistan
3. Department of Internal Medicine, Kabir Medical College, Gandhara University, Peshawar, Pakistan
4. Institute for Physical Activity and Nutrition, School of Exercise and Nutrition Sciences, Faculty of Health, Deakin University, Burwood, Australia