PT - JOURNAL ARTICLE ED - , TI - Oral prednisolone was not inferior to intravenous prednisolone for treatment failure in chronic obstructive pulmonary disease exacerbation AID - 10.1136/ebm.13.5.145 DP - 2008 Oct 01 TA - Evidence Based Medicine PG - 145--145 VI - 13 IP - 5 4099 - http://ebm.bmj.com/content/13/5/145.short 4100 - http://ebm.bmj.com/content/13/5/145.full SO - Evid Based Med2008 Oct 01; 13