Pelechas, E., and D. Azoicai. “Improvement of Gastroesophageal Reflux in Patients With Obstructive Sleep Apnoea Treated With Continuous Positive Airway Pressure”. Journal of Gastrointestinal and Liver Diseases, Vol. 21, no. 4, Dec. 2012, pp. 439-43, https://jgld.ro/jgld/index.php/jgld/article/view/2012.4.207.