Mann blamed this major health problem on noise pollution caused by horns, engines, machinery, and airplanes. A large part of the blame, he said, could also be laid on the firecrackers that are so popular at festival time.
भारत के एसोसिएशन ऑफ ओटोलारिंगोलॉजिस्ट के वार्षिक कॉन्फ्रॆस की शुरूआत में, डॉ.