In a retrospective study of chronic obstructive pulmonary disease inpatients, respiratory comorbidities were significantly associated with prognosis
2005 ◽
Vol 58
(11)
◽
pp. 1199-1205
◽
2020 ◽
Vol Volume 15
◽
pp. 2505-2514
2016 ◽
Vol 02
(01)
◽
pp. 461-468