| 1. Dilip Mahalanabis, an Indian paediatrician and public health specialist, gained recognition for developing the oral rehydration solution (ORS) to treat diarrhoeal diseases. |
| 2. He made history as the first Indian to serve as the registrar at London's Queen Elizabeth Hospital for Children. |
| 3. In 2023, Dilip Mahalanabis passed away at the age of 87 due to complications from a lung infection. |
| 4. He began researching oral rehydration therapy in 1966 as a research investigator for the Johns Hopkins University International Center for Medical Research and Training in Calcutta. |
| 5. During the 1971 Bangladesh Liberation War, he led efforts in refugee camps in West Bengal, treating thousands of cholera patients with ORS and reducing mortality from 30% to 3-4%. |
| 6. From 1975 to 1979, he worked in cholera control for the World Health Organization in Afghanistan, Egypt, and Yemen. |
| 7. He served as Director of the Society for Applied Studies, a non-governmental research organization in Kolkata. |
