internal medicine pulmonology internal medicine pulmonology
| Exacerbation of Chronic Obstructive Pulmonary Disease |
| Prevalence Clinical features Differential Diagnosis Investigations Therapy Prevention Prognosis |  |
There is no clear benefit from magnesium sulphate. d 
Why?
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Expiry date: July 2003
Levels
of Evidence used in grading these guides
| Author | CM Ball |
| Reviewer | N R Anthonisen |
| CAT Writers | B Phillips , CJ Wotton , CM Ball |