Dashzeveg S, Luvsannorov O, Boldbaatar D. Clinical Factors Associated with Very Severe Obstructive Sleep Apnea in Mongolian Patients: A Case-Control Study. Cent. Asian j. Med. Sci. [Internet]. 2021 Sep. 21 [cited 2024 Jul. 6];7(3):181-8. Available from: https://mongoliajol.info/index.php/CAJMS/article/view/2982