C/O Columbia Asia, IB- 193, , Kolkata - 700091, West Bengal, India
Rabidrnath Tagore International Institute, Cardiac Sciences, , Kolkata - 700099, West Bengal, India
P 223, Scheme 7m, C I T Road, , Kolkata - 700054, West Bengal, India
730 Anadapur, E M Bypass, Kasba, East Kolkata Township, , Kolkata - 700107, West Bengal, India
16/2 K, Ballygunge Station Road, , Kolkata - 700019, West Bengal, India