Beata Nowak. “Comprehensive Evaluation of Conductive Hearing Loss in Eustachian Tube Dysfunction: Monitoring and Preservative Treatment With Otovent Pneumotherapy”. Current Clinical and Medical Education 1, no. 01 (September 13, 2023): 10–18. Accessed August 2, 2025. https://www.visionpublisher.info/index.php/ccme/article/view/7.