Original Research

Extent and prevalence of cognitive dysfunction in chronic obstructive pulmonary disease, chronic non-obstructive bronchitis, and in asymptomatic smokers, compared to normal reference values

Dal Negro RW, Bonadiman L, Tognella S, Bricolo FP, Turco P

International Journal of Chronic Obstructive Pulmonary Disease 2014, 9:675-683

Published Date: 26 June 2014