TY - JOUR T1 - Exercise Ventilation-CO<sub>2</sub> Output Relationship in COPD and Heart Failure: A Tale of Two Abnormalities JF - Respiratory Care SP - 1157 LP - 1159 DO - 10.4187/respcare.03433 VL - 59 IS - 7 AU - Chi-Sang Poon Y1 - 2014/07/01 UR - http://rc.rcjournal.com/content/59/7/1157.abstract N2 - ER -