46/B, Diamond Harbour Road, , Kolkata - 700027, West Bengal, India
52/2A, Ground Floor, Hazra Road, Ballygunge, , Kolkata - 700019, West Bengal, India
49c, Lenin Sarani, Bow Bazaar, , Kolkata - 700013, West Bengal, India
C/O Rabindranath Tagore International Institute Of Cardiac Sciences, , Kolkata - 700099, West Bengal, India
P1/3, Shankar Bose Road, , Kolkata - 700027, West Bengal, India