IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-12-1-45887 Original Research Paper Noise Induced Hearing Loss And Its Association With Hypertension In Iron And Steel Rolling Mill Workers In NCR/Ghaziabad Garima Singh Dr. Dr. Niraj Srivastava Dr. Mr. Vaibhav Gaur Dr. January 2023 12 1 01 02