Cirugía Cardiaca en Mexico, is the Official Organ of the Sociedad Mexicana de Cirugía Cardiaca, A.C., and the Colegio
Mexicano de Cirugía Cardiovascular y Torácica, A.C. is a quarterly publication edited by the Sociedad Mexicana de Cirugía Cardiaca, A.C. Administrative Offices: Juan Badiano
No 1, Pabellón Santiago Galas Primer Piso, Colonia Sección XVI, Alcaldía Tlalpan, C.P. 14080, Mexico City, Mexico. Tel. 55 1315-0376. https://www.circardmex.org. E-mail:
revmexcircard@gmail.com. Editor in charge: Dr. Ovidio A. García Villarreal. Número de Certifcado de Reservas de Derechos al Uso Exclusivo: 04-2019-041218174700-203.
ISSN: 2954-3320, both granted by the Instituto Nacional del Derecho de Autor. Licitud de Título y Contenido: 16700, granted by the Comisión Calificadora de Publicaciones y
Revistas Ilustradas de la Secretaría de Gobernación. Art, design, typesetting, prepress and printing by Graphimedic, S.A. de C.V.

The concepts published in Cirugía Cardiaca en México are the exclusive responsibility of the authors. This journal is indexed
in LATINDEX, Regional Online Information System for Scientific Journals of Latin America, the Caribbean, Spain and Portugal. The total or partial reproduction of the contents
of this issue can be made with prior authorization from the editor and proper mention of the source.