National Epidemiological Case–Control Study of Pharmacological Smoking Cessation Treatment in Danish Patients with Chronic Obstructive Pulmonary Disease
2021 ◽
Vol Volume 16
◽
pp. 2433-2443
2017 ◽
Vol 36
(7)
◽
pp. 549-555
◽
2020 ◽
Vol Volume 15
◽
pp. 2799-2806