1/1, B M Birla Heart Research Centre, National Library Avenue, , Kolkata - 700027, West Bengal, India
3 A, Albert Road, , Kolkata - 700017, West Bengal, India
165/5 Arunacha, Netaji Subhas Chandra Bose Road, , Kolkata - 700040, West Bengal, India
31 & 30d, College Street, , Kolkata - 700073, West Bengal, India
C/O Apollo Gleneagles Hospital, Number 58, Canal Circular Road, Kankurgachi, , Kolkata - 700054, West Bengal, India