2, Rawdon Street, , Kolkata - 700017, West Bengal, India
Nabagram Jhil Road, , Panchpota, , Kolkata - 700152, West Bengal, India
Hb184, Salt Lake City, , Kolkata - 700091, West Bengal, India
29/3, Baguihati 1st Lane, , Kolkata - 700028, West Bengal, India
C/O B M Birla Heart Research Centre, 1/1, National Library Avenue, , Kolkata - 700027, West Bengal, India