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1 The role of the pulmonary function test and the exercise test for assessing impairment/disability in patients with chronic airflow obstruction
Seon Hee Cheon
Tuberc Respir Dis.1996;43(3):377-387.   Published online 2016 March 15     DOI: http://dx.doi.org/10.4046/trd.1996.43.3.377
      
2 The Changes of Breathing Pattern Observed During Maximal Exercise Testing in the Patients with Chronic Airflow Obstruction: the Correlation Between the Change of Inspiratory Duty Cycle and the Degree of Airflow Obstruction
Kye Young Lee, Young Koo Jee, Keun Youl Kim
Tuberc Respir Dis.1997;44(3):574-582.   Published online 2016 March 14     DOI: http://dx.doi.org/10.4046/trd.1997.44.3.574
      

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