Khishigdavaa, G., Dashjamts, T., Munkhtsetseg, B., Jamsranjav, J. and Dashtseren, I. 2019. Identification of COPD Phenotypes and BODE Index of Mongolian Miners. Central Asian Journal of Medical Sciences. 5, 3 (Sep. 2019), 163–169. DOI:https://doi.org/10.24079/cajms.2019.09.002.