Phurpa, Chhoden S, Wangdi K, Wangdi C. Poor Lung Function of Industrial Workers of Bhutan: a retrospective study. Bhutan Health Journal [Internet]. 2022 Aug. 15 [cited 2024 Apr. 19];8(1):12-7. Available from: https://bhj.com.bt/index.php/bhj/article/view/213