1. Directorate of Central Health Establishments, Islamabad, Pakistan
2. Pakistan Health Research Council, National Institute of Health, Islamabad, Pakistan
3. Ministry of National Health Services, Khosar Block, Islamabad, Pakistan
4. Expanded Program of Immunization, Baluchistan Department of Health, Pakistan
5. Department of Hypertension and Diabetology, Medical University of Gdansk, Gdansk, Poland