Journal Editorial - Challenge–skill balance in cardiac surgery: an attempt to explain sex-related differences in coronary surgery

With Irene Carrion-Sanchez and Jose Luis Zamorano, Ramon and Cajal University Hospital, Madrid - Spain. Link to paper Link to editorial

With Shinwan Kany, The University Medical Center Hamburg-Eppendorf, Hamburg - Germany, and Shaan Khurshid, Massachusetts General Hospital and Harvard Medical School - USA. Link to paper Link ton editorial

With Viviana Maestrini, Sapienza University of Rome - Italy and Sara Monosilio, Sapienza University of Rome - Italy. Link to paper Link to editorial

With Raul Santos, Hospital Israelita Albert Einstein, Sao Paulo - Brazil. Link to Editorial Link to Paper

With Kwan-Leung CHAN & Lawrence Lau, University of Ottawa Heart institute - Canada. Link to editorial Link to paper

With Torsten Doenst & Philine Fleckenstein, Jena University Hospital, Friedrich Schiller University of Jena - Germany.   Link to paper   Link to editorial

With Marta Cvijic & Jana Ambrozic, University Medical Centre Ljubljana - Slovenia. Link to editorial Link to paper  

With Juerg Schwitter, Ambra Masi &  Panagiotis Antiochos, University Hospital Lausanne, Lausanne - Switzerland. Link to editorial Link to paper

With Rohan Khera & Evangelos Oikonomou, Yale School of Medicine, New Haven - USA Link to paper Link to editorial  

With Omar Hahad & Andreas Daiber, University Medical Center of the Johannes Gutenberg University Mainz, Mainz - Germany Link to paper Link to editorial