1. Department of Organon of Medicine and Homoeopathic Philosophy, D. N. De Homoeopathic Medical College and Hospital; affiliated to The West Bengal University of Health Sciences, Govt. of West Bengal, Kolkata, West Bengal, India
2. Department of Community Medicine, D. N. De Homoeopathic Medical College and Hospital; affiliated to The West Bengal University of Health Sciences, Govt. of West Bengal, Kolkata, West Bengal, India
3. Department of Practice of Medicine, D. N. De Homoeopathic Medical College and Hospital; affiliated to The West Bengal University of Health Sciences, Govt. of West Bengal, Kolkata, West Bengal, India
4. Department of Practice of Medicine, Mahesh Bhattacharya Homoeopathic Medical College and Hospital, Howrah, Govt. of West Bengal; affiliated to The West Bengal University of Health Sciences, Govt. of West Bengal, Howrah, West Bengal, India
5. Department of Repertory, The Calcutta Homoeopathic Medical College and Hospital; affiliated to The West Bengal University of Health Sciences, Govt. of West Bengal, Kolkata, West Bengal, India
6. Department of Homoeopathy, East Bishnupur State Homoeopathic Dispensary, Chandi Daulatabad Block Primary Health Centre, West Bengal, under Department of Health & Family Welfare, Govt. of West Bengal, West Bengal, India
7. Department of Repertory, D. N. De Homoeopathic Medical College and Hospital; affiliated to The West Bengal University of Health Sciences, Govt. of West Bengal, Kolkata, West Bengal, India