Factors Associated with Frequency of Emergency Department Visits for Chronic Obstructive Pulmonary Disease Exacerbation
2007 ◽
Vol 22
(6)
◽
pp. 799-804
◽
2007 ◽
Vol 14
(1)
◽
pp. 6-14
◽
2007 ◽
Vol 29
(6)
◽
pp. 1203-1213
◽
2016 ◽
Vol 111
◽
pp. S230