Burden of Illness for an Employed Population with Chronic Obstructive Pulmonary Disease
2012 ◽
Vol 15
(5)
◽
pp. 267-275
◽
2020 ◽
Vol 29
(2)
◽
pp. 864-872
2002 ◽
Vol 32
(3)
◽
pp. 64-65
◽
2007 ◽
Vol 6
(1)
◽
pp. 119-119