Letters to the Editor

• Gender and ST-elevation myocardial infarction. Response

  Helena Tizón-Marcos, Isaac Subirana, Jaume Marrugat

  Rev Esp Cardiol. 2021;74:725

• Relationship between patent foramen ovale and COVID-19 in patients admitted to an intensive care unit

  Saber Eskandari, Pooya Jalali

  Rev Esp Cardiol. 2021;74:725-6

• Medical associations in the 21st century. Reflections in the wake of the agreement between the Spanish Heart Foundation and the Official Physicians Association of Madrid

  Manuel Martínez-Sellés, Francisco Javier Martín-Sánchez

  Rev Esp Cardiol. 2021;74:727-8

• Helical flow as a new determinant of coronary plaque vulnerability: a glimpse into the future

  Marco Zuin, Gianluca Rigatelli, Giovanni Zuliani, Loris Roncon

  Rev Esp Cardiol. 2021;74:643

• The use of Bayes factor in clinical cardiology research

  Cristian Antony Ramos-Vera

  Rev Esp Cardiol. 2021;74:641-2

• The use of Bayes factor in clinical cardiology research. Response

  Juan Manuel Monteagudo Ruiz, Jorge Solano-López, José Luis Zamorano, Ángel Sánchez-Recalde

  Rev Esp Cardiol. 2021;74:642-3

• Drug titration by nursing professionals in heart failure units

  José Manuel Civera, Adriana Conesa, Amparo Villaescusa, Julio Núñez

  Rev Esp Cardiol. 2021;74:561

• Drug titration by nursing professionals in heart failure units. Response

  Juana Oyanguren, Lluisa Garcia-Garrido, José González-Costello, Iñaki Lekuona

  Rev Esp Cardiol. 2021;74:562

• Soft skills in cardiology telemedicine consultations

  Emilio Augusto Rosario Pacahuala, Janett Isabel Sanchez Pimentel, Aldo Rafael Medina Gamero

  Rev Esp Cardiol. 2021;74:562-3

• Soft skills in cardiology telemedicine consultations. Response

  Vivencio Barrios, Carlos Escobar, Juan Cosín-Sales, José M. Gámez

  Rev Esp Cardiol. 2021;74:563-4

• CONAREC: 40 years of a very special society

  Sebastian Garcia-Zamora, Alan Sigal, Braian Cardinali-Re, Ricardo Mario Iglesias, on behalf of the Argentinian Council of Cardiology Residents

  Rev Esp Cardiol. 2021;74:477-8

• Recommendation of physical exercise at home during the COVID-19 pandemic

  M. Dolores Masiá Mondéjar, Juan Ramón Heredia Elvar

  Rev Esp Cardiol. 2021;74:360

• Recommendation of physical exercise at home during the COVID-19 pandemic. Response

  Miguel Ángel Rodríguez, Irene Crespo, Hugo Olmedillas

  Rev Esp Cardiol. 2021;74:361

• Telemedicine for patients with valvular heart disease or aortic disease in the era of COVID-19

  Ariana González Gómez, Irene Méndez Santos, Vanessa Moñivas Palomero, Francisco Calvo Iglesias

  Rev Esp Cardiol. 2021;74:361-2

• Telemedicine for patients with valvular heart disease or aortic disease in the era of COVID-19. Response

  Juan Cosín-Sales, Vivencio Barrios, Carlos Escobar, José M. Gámez

  Rev Esp Cardiol. 2021;74:362-3

• Clinical, psychological, educational, and professional impact of the COVID-19 pandemic in young Spanish cardiologists

  María Thiscal López Lluva, Pedro Luis Cepas Guillén, Victoria Muñoz Martínez, Héctor Bueno

  Rev Esp Cardiol. 2021;74:363-4

• Cardiac involvement in COVID-19: does echocardiography matter?

  Pablo Jorge-Pérez, Albert Durán-Cambra

  Rev Esp Cardiol. 2021;74:280-1

• Cardiac involvement in COVID-19: does echocardiography matter? Response

  Miguel Rodríguez-Santamarta, Carlos Minguito-Carazo, Julio Echarte-Morales, Samuel Del Castillo-García

  Rev Esp Cardiol. 2021;74:281

• Main challenges of electrolyte imbalance in older patients with COVID-19 and risk of QT prolongation

  Amir Rezazadeh, Niayesh Mohebbi

  Rev Esp Cardiol. 2021;74:199

• Main challenges of electrolyte imbalance in older patients with COVID-19 and risk of QT prolongation. Response

  Clara Bonanad, Pablo Díez-Villanueva, Sergio García-Blas, Manuel Martínez-Sellés

  Rev Esp Cardiol. 2021;74:199-200