Correspondence to Dr Robert I Liem, Division of Hematology, Oncology & Stem Cell Transplant, Ann and Robert H Lurie Children's Hospital of Chicago, Chicago, IL 60611, USA; rliem{at}luriechildrens.org ...
Introduction Incremental protocols for cardiopulmonary exercise testing (CPET) are the gold standard in determining intensity domains (IntDom) for exercise prescription. In CPET, gas analysis provides ...