IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-10-4-34567 Original Research Paper A study on distribution of selected risk factors for Non communicable diseases among patients attending General OPD in Medical College, Kolkata. Nirmalya Manna Dr. Dr. Rahul Biswas Dr. Dr. V. Abinesh Dr. April 2021 10 4 01 02