Achint Garg, Kesari Singh, Uday Pratap Singh, and Aakriti Bhatnagar. “Ultrasound: A Key To ‘Sound’ Diagnosis And Healing”. International Healthcare Research Journal 1, no. 9 (December 10, 2017): 270-273. Accessed February 1, 2023. https://ihrjournal.com/ihrj/article/view/69.