58, Apollo Glenegles Hospital, Canal Circular Road, , Kolkata - 700054, West Bengal, India
9c, Naren Sarkar Road, , Kolkata - 700008, West Bengal, India
10 F, Talbagan Lane, , Kolkata - 700017, West Bengal, India
C/O B M Birla Heart Research Center, 1/1, National Library Avenue, , Kolkata - 700027, West Bengal, India
20/C, Broad Street, , Kolkata - 700019, West Bengal, India
12 Royd Street, Near Rafi Ahmed Kidwai Road, Park Street, , Kolkata - 700016, West Bengal, India