19/X/1, DUM DUM Road, Ghughudanga, , Kolkata - 700030, West Bengal, India
3, , Mahendra Roy Lane, , , Kolkata - 700046, West Bengal, India
C/O Peerless Hospital & B K Roy Research Centre, , Kolkata - 700094, West Bengal, India
Z-649/1, Sukanta Nager, , Kolkata - 700098, West Bengal, India
Rash Behari Avenue, Ballygunj, , , Kolkata - 700001, West Bengal, India