References
  1. ↑ Jump up to:1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 American Thoracic Society; American College of Chest Physicians. ATS/ACCP Statement on cardiopulmonary exercise testing. Am J Respir Crit Care Med. 2003 Jan 15;167(2):211-77. doi: 10.1164/rccm.167.2.211. Erratum in: Am J Respir Crit Care Med. 2003 May 15;1451-2. PMID: 12524257.
  2.  Karlman Wasserman. Principles of Exercise Testing and Interpretation Including Pathophysiology and Clinical Application. 5th edition. Wolters Kluwer Bussiness. 2012
  3.  Cardiopulmonary Exercise testing CPET. Natural Medicine & Detox. Available from: https://youtu.be/UBupw-HNXI4