9c, Naren Sarkar Road, , Kolkata - 700008, West Bengal, India
1582/1, Flat No B 7/1, Rajdanga Main Road, , Kolkata - 700031, West Bengal, India
C/O B M Birla Heart Research Center, 1/1, National Library Avenue, , Kolkata - 700027, West Bengal, India
, Kolkata - 700107, West Bengal, India
47, P.K.Guha road, , Kolkata - 700028, West Bengal, India