1582, Kasba New Market, Rajdanga Main Road, , Kolkata - 700107, West Bengal, India
1050 / 1, Survey Park, , Kolkata - 700075, West Bengal, India
2 C, Picnic Garden 3rd Lane, Tiljala, , Kolkata - 700039, West Bengal, India
26, Diamond Harbour Road, , Kolkata - 700038, West Bengal, India
1/1, C/O B M Birla Heart Research Centre, National Library Avenue, , Kolkata - 700027, West Bengal, India