Swami H, Bhargava A, K. S, M. AB. A comparative study of smartphone based app with free field hearing for possible use as a screening test. Int J Otorhinolaryngol Head Neck Surg [Internet]. 2017 Jun. 24 [cited 2025 Nov. 16];3(3):710-4. Available from: https://www.ijorl.com/index.php/ijorl/article/view/450