1. Faculty of Veterinary Sciences, Shaheed Benazir Bhutto University of Veterinary and Animal Sciences, Sakrand, Pakistan
2. La Trobe Rural Health School, Albury–Wodonga, Vic., Australia
3. Department of Community Virology
4. Ministry of Health, Nurses’ and Midwives’ Training College, Tamale, Northern Region, Ghana
5. Department of Community Medicine and School of Public Health, Postgraduate Institute of Medical Education and Research, Chandigarh, Punjab, India