Calcutta Serological Institute Lab Pvt Ltd, 9/3, J L Nehru Rd, , Kolkata - 700013, West Bengal, India
C/O Park Clinic, 4, Gorky Terrace, , Kolkata - 700016, West Bengal, India
173, Kanungo park, Garia, , Kolkata - 700084, West Bengal, India
14/1 Maualana Md Ali Road, , Kolkata - 700023, West Bengal, India
514/2, Diamond Harbour Road, Behala, , Kolkata - 700034, West Bengal, India