Long-term oxygen therapy and quality of life in elderly patients hospitalised due to severe exacerbation of COPD. A 1 year follow-up study
1996 ◽
Vol 9
(11)
◽
pp. 2335-2339
◽
2011 ◽
Keyword(s):
2006 ◽
Vol 61
(6)
◽
pp. 835-839
◽
Keyword(s):
Keyword(s):
2015 ◽
Vol 25
(3)
◽
pp. 687-697
◽
Keyword(s):
Keyword(s):