RT Journal Article SR Electronic T1 The risks of applying normative values in paediatric cardiopulmonary exercise testing: a case report JF ERJ Open Research JO erjor FD European Respiratory Society SP 00333-2020 DO 10.1183/23120541.00333-2020 VO 6 IS 4 A1 Jessica L. Waterfall A1 Paul Burns A1 Dawn Shackell A1 Joanna Pepke-Zaba A1 Katrina E. Oates A1 Karl P. Sylvester YR 2020 UL http://openres.ersjournals.com/content/6/4/00333-2020.abstract AB