@article{KAYA2020_334255, author={AKIN KAYA and Hatice KILIÇ and Nilgün YILMAZ DEMİRCİ and TARKAN ÖZDEMİR and ORHAN KOÇ and Can ÖZTÜRK}, title={An epidemiologic study of physician-diagnosed chronic obstructive pulmonary disease in the Turkish population: COPDTURKEY-1}, year={2020}, journal={Turkish Journal of Medical Sciences}, issn={1300-0144}, volume={50}, number={1}, url={http://search/yayin/detay/334255} }