TURKISH THORACIC JOURNAL, cilt.22, sa.5, ss.393-398, 2021 (ESCI)
OBJECTIVE: Chronic obstructive pulmonary disease (COPD) is one of the major causes of mortality and morbidity worldwide. The aim of this study was to reveal the trend in direct costs related to COPD between 2012 and 2016, and to evaluate hospital costs in 2016, together with their subcomponents.