1. Central Council for Research in Homoeopathy (CCRH), New Delhi, India.
2. Central Research Institute, Noida, Uttar Pradesh, India.
3. Regional Research Institute, Shimla, Himachal Pradesh, India.
4. Central Research Institute, Kottayam, Kerala, India.
5. Clinical Research Unit, Puducherry, India.
6. Clinical Research Unit, Ranchi, Jharkhand, India.
7. Clinical Research Unit, Chennai, Tamil Nadu, India.