Mariño, Carlos, Julio Castillejo, Carlos Morales, Hernán Vela, and César Salinas. 2013. “Percutaneous Balloon Dilatation in a Patient With Membrane Subaortic Stenosis: A Propos of a Case”. Anales De La Facultad De Medicina 74 (4): 327-30. https://doi.org/10.15381/anales.v74i4.2707.