RT Journal Article SR Electronic T1 Giant inverted T waves JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 138 OP 139 DO 10.3949/ccjm.80a.11139 VO 80 IS 3 A1 Surabhi Madhwal A1 Vijaiganesh Nagarajan A1 Donald A. Underwood YR 2013 UL http://www.ccjm.org/content/80/3/138.abstract AB