1. Volume 94, Issue 4, Pages 723-726 (October 1988)
Comparison of the Oral and Intravenous Routes for Treating Asthma with Methylprednisolone and Theophylline 
Steinn Jónsson, M.D., Gudbrandur Kjartansson, M.D., Davíd Gíslason, M.D., Hrafnkell Helgason, M.D., F.C.C.P 
CHEST 
Volume 94, Issue 4, Pages (October 1988)
DOI: /chest
Copyright © 1988 The American College of Chest Physicians Terms and Conditions

2. Figure 1
Daily change in mean values for FEV1 (% predicted) for groups A (open squares) and B (closed squares) from start to finish.
CHEST  , DOI: ( /chest )
Copyright © 1988 The American College of Chest Physicians Terms and Conditions

3. Figure 2
Mean serum theophylline concentration on entry and after four days of treatment. Brackets, SD.
CHEST  , DOI: ( /chest )
Copyright © 1988 The American College of Chest Physicians Terms and Conditions