1/1, B M Birla Heart Research Centre, National Library Avenue, , Kolkata - 700027, West Bengal, India
P 37 Motijheel Av, , Kolkata - 700074, West Bengal, India
P 34, Nani Gopal Chowdhary Avenue, , Kolkata - 700014, West Bengal, India
Nalin Basu Road, , Kolkata - 700006, West Bengal, India
C/O Calcutta Medicos, 49, Vivekananda Road, , Kolkata - 700007, West Bengal, India