24/65, Nabalia Para Road, Barisha, , Kolkata - 700008, West Bengal, India
202/1, N S C Bose Road, , Kolkata - 700047, West Bengal, India
2, Russel Street, , Kolkata - 700071, West Bengal, India
87, Chowringhee Road, , Kolkata - 700020, West Bengal, India
C/O The Calcutta Medical Health Institute, 7/2, Diamond Harbour Road, , Kolkata - 700027, West Bengal, India