Economic Burden of Moderate-to-Very Severe Chronic Obstructive Pulmonary Disease (COPD): A Systematic Literature Review
2020 ◽
Vol Volume 15
◽
pp. 439-460
◽
2013 ◽
Vol 40
(1)
◽
pp. 19-35
◽
2021 ◽
Vol Volume 16
◽
pp. 1021-1033