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Papers published by Dr Chang Youl Lee:

Original Research

CAT Score and SGRQ Definitions of Chronic Bronchitis as an Alternative to the Classical Definition

Choi JY, Yoon HK, Shin KC, Park SY, Lee CY, Ra SW, Jung KS, Yoo KH, Lee CH, Rhee CK

International Journal of Chronic Obstructive Pulmonary Disease 2019, 14:3043-3052

Published Date: 30 December 2019

Original Research

Factors associated with exacerbation in mild-to-moderate COPD patients

Kim JK, Lee SH, Lee BH, Lee CY, Kim DJ, Min KH, Kim SK, Yoo KH, Jung KS, Hwang YI

International Journal of Chronic Obstructive Pulmonary Disease 2016, 11:1327-1333

Published Date: 16 June 2016