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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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