1. Department of Inspection and Enforcement, Laboratory Services, Botswana Medicines Regulatory Authority, Plot 112, International Finance Park, Gaborone, Botswana
2. Department of Pharmaceutical Analysis, Indo-Soviet Friendship College of Pharmacy, Moga, Punjab, India
3. Department of Pharmacognosy and Phytochemistry, School of Pharmaceutical Education and Research, Jamia Hamdard, New Delhi - 110062, India
4. Department of Chemistry, School of Chemical and Life Sciences, Jamia Hamdard University, New Delhi, India