1. Analytical Research and Development, Douglas Pharma US Inc, 1035 Louis Drive, Warminster, Pennsylvania, USA, 18974
2. Department of Chemistry, School of Science, GITAM Deemed to be University, Hyderabad, Telangana, India, 502329
3. Analytical Research and Development, ScieGen Pharmaceuticals Inc, 89 Arkay Drive, Hauppauge, New York, 11788, USA
4. Quality Control, Aurex Laboratories LLC, 10 Lake Drive, East Windsor, New Jersey, USA, 08520