1. Balloon Dilation of Postsurgical Subaortic Obstruction
Luigi Ballerini, M.D., Ramon Bermudez Canete, M.D., Roberto Di Donato, M.D., Salvatore Giannico, M.D., Alberta Cifarelli, M.D. 
CHEST 
Volume 100, Issue 2, Pages (August 1991)
DOI: /chest
Copyright © 1991 The American College of Chest Physicians Terms and Conditions

2. FIGURE 1
Case 1. Left cineangiogram in right oblique view, showing subaortic membrane, prosthetic mitral valve, and left atrium to left ventricle valved conduit.
CHEST  , DOI: ( /chest )
Copyright © 1991 The American College of Chest Physicians Terms and Conditions