Media type: E-Article Title: Marked spontaneous improvement in ejection fraction in patients with congestive heart failure Contributor: Francis, Gary S.; Johnson, Thomas H.; Ziesche, Susan; Berg, Michelle; Boosalis, Peter; Cohn, Jay N. imprint: Elsevier BV, 1990 Published in: The American Journal of Medicine Language: English DOI: 10.1016/0002-9343(90)90342-b ISSN: 0002-9343 Keywords: General Medicine Origination: Footnote: