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Papers published by Dr Joo Ock Na:


Prediction of first acute exacerbation using COPD subtypes identified by cluster analysis

Yoon HY, Park SY, Lee CH, Byun MK, Na JO, Lee JS, Lee WY, Yoo KH, Jung KS, Lee JH

International Journal of Chronic Obstructive Pulmonary Disease 2019, 14:1389-1397

Published Date: 28 June 2019

Which GOLD B patients progress to GOLD D with the new classification?

Choi HS, Na JO, Lee JD, Shin KC, Rhee CK, Hwang YI, Lim SY, Yoo KH, Jung KS, Park YB

International Journal of Chronic Obstructive Pulmonary Disease 2018, 13:3233-3241

Published Date: 12 October 2018

Chronic bronchitis is an independently associated factor for more symptom and high-risk groups

Choi JY, Yoon HK, Park SJ, Park YB, Shin KC, Na JO, Yoo KH, Jung KS, Kim YK, Rhee CK

International Journal of Chronic Obstructive Pulmonary Disease 2016, 11:1335-1341

Published Date: 21 June 2016