CLINICAL EFFICACY OF THE DOMESTIC MUCOLYTIC DRUG ASCEIN (N-ACETYLCYSTEINE) IN THE COMPLEX TREATMENT OF PATIENTS WITH CHRONIC OBSTRUCTIVE PULMONARY DISEASE. ibmscr [Internet]. 2023 Sep. 15 [cited 2026 Aug. 13];3(9):15-9. Available from: https://researchcitations.com/index.php/ibmscr/article/view/2566