1. Department of Epidemic Cell, Central Council for Research in Homoeopathy, Janakpuri, New Delhi, India
2. Department of Clinical Research, Dr. D.P Rastogi Central Research Institute of Homoeopathy, Noida, Uttar Pradesh, India
3. Department of Clinical Research, State Homoeopathic Dispensary, Pataria, Patwai PHC, Rampur, Uttar Pradesh, India
4. Department of Materia Medica, Madhav Homoeopathic Medical College & Hospital, Madhav Hills, Rajasthan, India
5. Department of Clinical Research, Central Council for Research in Homoeopathy, Janakpuri, New Delhi, India