1. Exercise-induced ST-segment Depression and Elevation in the Same Patient 
John M. Yackee, M.D., Reed M. Shnider, M.D., Alan G. Wasserman, M.D. 
CHEST 
Volume 90, Issue 5, Pages (November 1986)
DOI: /chest
Copyright © 1986 The American College of Chest Physicians Terms and Conditions

2. Figure 1
Initial exercise electrocardiogram showing diffuse ST segment depression.
CHEST  , DOI: ( /chest )
Copyright © 1986 The American College of Chest Physicians Terms and Conditions

3. Figure 2
Repeat exercise electrocardiogram showing ST segment elevation.
CHEST  , DOI: ( /chest )
Copyright © 1986 The American College of Chest Physicians Terms and Conditions