30 D And 31, College Street, , Kolkata - 700073, West Bengal, India
, Kolkata - 700036, West Bengal, India
C/O Rotary Narayana Nethralaya, , Kolkata - 700091, West Bengal, India
Module 124, Sdf Building, Sector-V, Sdf Building, , Kolkata - 700091, West Bengal, India
58, C/O Apollo Gleneagles Hospital, Canal Circular Road, , Kolkata - 700054, West Bengal, India