Nair, Nandini, and Enrique Gongora. “Role of Cardiopulmonary Stress Testing in Heart Failure Management”. The Southwest Respiratory and Critical Care Chronicles 4, no. 15 (July 14, 2016): 75-81. Accessed December 2, 2022. https://pulmonarychronicles.com/index.php/pulmonarychronicles/article/view/292.