BOLALARDA O‘TKIR VA RETSIDIVLANUVCHI OBSTRUKTIV BRONXITNING XAVF OMILLARI VA EPIDEMIOLOGIYASI. IJSP [Internet]. 2023 Mar. 31 [cited 2026 Mar. 18];2(3):105-9. Available from: https://www.ijsp.uz/index.php/journal/article/view/107