Media type: E-Article Title: Shortcomings of the Lown grading system for observational or experimental studies in ischemic heart disease Contributor: Bigger, J.Thomas; Weld, Francis M. imprint: Elsevier BV, 1980 Published in: American Heart Journal Language: English DOI: 10.1016/0002-8703(80)90217-3 ISSN: 0002-8703 Keywords: Cardiology and Cardiovascular Medicine Origination: Footnote: