36 B , Sapphire Appartment 4th Floor, New Road Alipore, , Kolkata - 700027, West Bengal, India
43, N N Mukherjee Road, , Kolkata - 700065, West Bengal, India
1/1, B M Birla Heart Research Centre, National Library Avenue, , Kolkata - 700027, West Bengal, India
P 223, Scheme 7m, C I T Road, , Kolkata - 700054, West Bengal, India
45/7, Kabi Mukunda DAS Road, , Kolkata - 700065, West Bengal, India