Dal Negro RW, Bonadiman L, Turco P. Sensitivity of the COPD assessment test (CAT questionnaire) investigated in a population of 681 consecutive patients referring to a lung clinic: the first Italian specific study. Multidiscip Respir Med [Internet]. 2014 Mar. 15 [cited 2024 Jul. 7];9(1). Available from: https://mrmjournal.org/index.php/mrm/article/view/420