Content validity of the Comprehensive ICF Core Set for Chronic Obstructive Pulmonary Diseases: an international delphi survey

Jobst A, Kirchberger I, Cieza A, Stucki G, Stucki A. Content validity of the Comprehensive ICF Core Set for Chronic Obstructive Pulmonary Diseases: an international delphi survey. Open Respir Med J 2013; 7: 33-45. Abstract