Are antibiotics useful in acute exacerbations of chronic bronchitis?
2000 ◽
Vol 12
(4)
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pp. 314-325
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2001 ◽
Vol 14
(2)
◽
pp. 149-155
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1998 ◽
Vol 10
(1)
◽
pp. 49-54
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1996 ◽
Vol 57
(13)
◽
pp. 97-102
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2007 ◽
Vol 13
(7)
◽
pp. 747-748
2012 ◽
Vol 6
(5)
◽
pp. 481-492
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