"nBackground: In 1999. Duzce suffered two consecutive devastating earthquakes above magnitude 7 in August and November. In the present study. we aimed to evaluate the indoor air quality of coffeehouses by determining carbon monoxide (CO) levels and their contributing factors in coffeehouses built before and after the earthquake. https://www.lightemupsequences.com/limited-save-Custom-Congratulations-Banner-p4839-hot-choice/