Media type: E-Article Title: Pseudomalfunction of a Beall mitral valve prosthesis in the presence of paravalvular aortic regurgitation Contributor: Sands, Milton J.; Kreulen, Thomas H.; McDonough, Michael T.; Fadali, Moneim A.; Spann, James F. imprint: Elsevier BV, 1975 Published in: The American Journal of Cardiology Language: English DOI: 10.1016/0002-9149(75)90872-3 ISSN: 0002-9149 Keywords: Cardiology and Cardiovascular Medicine Origination: Footnote: