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1 A Validation Study for the Korean Version of Chronic Obstructive Pulmonary Disease Assessment Test (CAT)
Yong Il Hwang, Ki-Suck Jung, Seong-Yong Lim, Yil-Seob Lee, Nam-Hee Kwon
Tuberc Respir Dis.2013;74(6):256-263.   Published online 2013 June 25     DOI: http://dx.doi.org/10.4046/trd.2013.74.6.256
      

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