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Dr. De has been involved in various charitable and social works for the under privileged section of the society through out his career. Listed below are few of his contributions towards social cause. |
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| 1. |
President of Care and Counseling Centre, Calcutta , a non-profit school for deaf and mentally retarded children from the backward community |
| 2. |
Advisor and member of Central Calcutta Social and cultural organization which gives charitable service to greater part of Calcutta and South Bengal |
| 3. |
Pioneered lot of work on noise pollution in Calcutta and authored several awareness papers on noise pollution in several dailies |
| 4. | Attended ENT medical camps organized by Mother Teresa, Rotary International and Indian Medical Association |
| 5. | Honorary ENT consultant of Bengal Service society and Terre-de-Home, a Swiss organization for the poor in Eastern Calcutta |
