E. M. Protopapas, M. L. Rito, V. L. Vida, G. E. Sarris, C. I. Tchervenkov, B. J. Maruszewski, Z. Tobota, B. Zheleva, H. Zhang, J. P. Jacobs, J. A. Dearani, E. H. Stephens, J. S. Tweddell, N. F. Sandoval, E. A. Bacha, E. H. Austin, K. Sakamoto, S. Talwar, H. Kurosawa, Z. Y. A. Halees, M. B. Jatene, K. S. Iyer, C. Lee, R. Sharma, Y. Hirata, F. Edwin, J. L. Cervantes, J. O'Brien, J. S. Louis, J. K. Kirklin, and T. C.-1. I. C. H. S. Taskforce. Early Impact of the COVID-19 Pandemic on Congenital Heart Surgery Programs Across the World: Assessment by a Global Multi-Societal Consortium. World Journal for Pediatric and Congenital Heart Surgery, volume 11, issue 6, 2020. J. P. Jacobs, M. L. Jacobs, B. Maruszewski, F. G. Lacour-Gayet, C. I. Tchervenkov, Z. Tobota, G. Stellin, H. Kurosawa, A. Murakami, J. W. Gaynor, S. K. Pasquali, D. R. Clarke, E. H. A. III, and C. Mavroudis. Initial application in the EACTS and STS Congenital Heart Surgery Databases of an empirically derived methodology of complexity adjustment to evaluate surgical case mix and results†. European Journal of Cardio-Thoracic Surgery, volume 42, issue 5, pages 775-780, 2012. J. P. Jacobs, B. Maruszewski, H. Kurosawa, M. L. Jacobs, C. Mavroudis, F. G. Lacour-Gayet, C. I. Tchervenkov, H. I. Walters, G. Stellin, T. Ebels, V. T. Tsang, M. J. Elliott, A. Murakami, S. Sano, J. E. J. Mayer, F. H. Edwards, and J. A. Quintessenza. Congenital Heart Surgery Databases Around the World: Do We Need a Global Database? Seminars in Thoracic \& Cardiovascular Surgery: Pediatric Cardiac Surgery Annual, Elsevier, volume 13, issue 1, pages 3-19, 2010. J. P. Jacobs, M. L. Jacobs, C. Mavroudis, B. Maruszewski, F. G. Lacour-Gayet, and C. I. Tchervenkov. A Correction to an Analysis From the EACTS and STS Congenital Heart Surgery Databases. The Annals of Thoracic Surgery, Elsevier, volume 89, issue 4, pages 1339, April 2010. J. P. Jacobs, M. L. Jacobs, F. G. Lacour-Gayet, K. J. Jenkins, K. Gauvreau, E. Bacha, B. Maruszewski, D. R. Clarke, C. I. Tchervenkov, J. W. Gaynor, T. L. Spray, G. Stellin, S. M. O'Brien, M. J. Elliott, and C. Mavroudis. Stratification of Complexity Improves the Utility and Accuracy of Outcomes Analysis in a Multi-Institutional Congenital Heart Surgery Database: Application of the Risk Adjustment in Congenital Heart Surgery (RACHS-1) and Aristotle Systems in the Society of Thoracic Surgeons (STS) Congenital Heart Surgery Database. Pediatric Cardiology, volume 30, issue 8, pages 1117, September 2009. M. L. Jacobs, J. P. Jacobs, R. C. Franklin, C. Mavroudis, F. Lacour-Gayet, C. I. Tchervenkov, H. Walters, E. A. Bacha, D. R. Clarke, J. W. Gaynor, and e. al.. Databases for assessing the outcomes of the treatment of patients with congenital and paediatric cardiac disease – the perspective of cardiac surgery. Cardiology in the Young, Cambridge University Press, volume 18, issue 2, pages 101-115, December 2008. C. I. Tchervenkov, J. P. Jacobs, P.-L. Bernier, G. Stellin, H. Kurosawa, C. Mavroudis, R. A. Jonas, S. M. Cicek, Z. Al-Halees, M. J. Elliott, and e. al.. The improvement of care for paediatric and congenital cardiac disease across the World: a challenge for the World Society for Pediatric and Congenital Heart Surgery. Cardiology in the Young, Cambridge University Press, volume 18, issue 2, pages 63-69, December 2008. J. P. Jacobs, M. L. Jacobs, C. Mavroudis, C. L. Backer, F. G. Lacour-Gayet, C. I. Tchervenkov, R. C. G. Franklin, M. J. Béland, K. J. Jenkins, H. Walters, and e. al.. Nomenclature and databases for the surgical treatment of congenital cardiac disease – an updated primer and an analysis of opportunities for improvement. Cardiology in the Young, Cambridge University Press, volume 18, issue 2, pages 38-62, December 2008. M. L. Jacobs, J. P. Jacobs, R. C. Franklin, C. Mavroudis, F. Lacour-Gayet, C. I. Tchervenkov, H. Walters, E. A. Bacha, D. R. Clarke, J. W. Gaynor, and e. al.. Databases for assessing the outcomes of the treatment of patients with congenital and paediatric cardiac disease – the perspective of cardiac surgery. Cardiology in the Young, Cambridge University Press, volume 18, issue 2, 2008. M. L. Jacobs, J. P. Jacobs, R. C. Franklin, C. Mavroudis, F. Lacour-Gayet, C. I. Tchervenkov, H. Walters, E. A. Bacha, D. R. Clarke, J. W. Gaynor, and e. al.. Databases for assessing the outcomes of the treatment of patients with congenital and paediatric cardiac disease – the perspective of cardiac surgery. Cardiology in the Young, Cambridge University Press, volume 18, issue 2, 2008. S. M. O'Brien, J. P. Jacobs, D. R. Clarke, B. Maruszewski, M. L. Jacobs, W. I. H. L., C. I. Tchervenkov, K. F. Welke, Z. Tobota, G. Stellin, C. Mavroudis, J. L. Hamilton, J. W. Gaynor, M. Pozzi, and F. G. Lacour-Gayet. Accuracy of the Aristotle Basic Complexity Score for Classifying the Mortality and Morbidity Potential of Congenital Heart Surgery Operations. The Annals of Thoracic Surgery, Elsevier, volume 84, issue 6, pages 2027-2037, December 2007. J. P. Jacobs, M. L. Jacobs, C. Mavroudis, B. Maruszewski, C. I. Tchervenkov, F. G. Lacour-Gayet, D. R. Clarke, T. J. Yeh, H. L. I. Walters, H. Kurosawa, G. Stellin, T. Ebels, M. J. Elliott, D. F. Vener, P. Barach, O. J. Benavidez, and E. A. Bacha. What is Operative Morbidity? Defining Complications in a Surgical Registry Database. The Annals of Thoracic Surgery, Elsevier, volume 84, issue 4, pages 1416-1421, October 2007. J. P. Jacobs, C. Mavroudis, M. L. Jacobs, B. Maruszewski, C. I. Tchervenkov, F. G. Lacour-Gayet, D. R. Clarke, J. W. Gaynor, T. L. Spray, H. Kurosawa, G. Stellin, T. Ebels, E. A. Bacha, H. L. Walters, and M. J. Elliott. Nomenclature and Databases --- The Past, the Present, and the Future. Pediatric Cardiology, volume 28, issue 2, pages 105-115, April 2007. J. P. Jacobs, C. Mavroudis, M. L. Jacobs, B. Maruszewski, C. I. Tchervenkov, F. G. Lacour-Gayet, D. R. Clarke, T. J. Yeh, H. L. I. Walters, H. Kurosawa, G. Stellin, T. Ebels, and M. J. Elliott. What is Operative Mortality? Defining Death in a Surgical Registry Database: A Report of the STS Congenital Database Taskforce and the Joint EACTS-STS Congenital Database Committee. The Annals of Thoracic Surgery, Elsevier, volume 81, issue 5, pages 1937-1941, May 2006. J. P. Jacobs, B. Maruszewski, C. I. Tchervenkov, F. G. Lacour-Gayet, M. L. Jacobs, D. R. Clarke, J. W. Gaynor, T. L. Spray, G. Stellin, M. J. Elliott, and e. al.. The current status and future directions of efforts to create a global database for the outcomes of therapy for congenital heart disease. Cardiology in the Young, Cambridge University Press, volume 15, issue 1, pages 190-197, 2005. J. P. Jacobs, M. L. Jacobs, B. Maruszewski, F. G. Lacour-Gayet, D. R. Clarke, C. I. Tchervenkov, J. W. Gaynor, T. L. Spray, G. Stellin, M. J. Elliott, T. Ebels, and C. Mavroudis. Current Status of the European Association for Cardio-Thoracic Surgery and The Society of Thoracic Surgeons Congenital Heart Surgery Database. The Annals of Thoracic Surgery, Elsevier, volume 80, issue 6, pages 2278-2284, December 2005. J. P. Jacobs, F. G. Lacour-Gayet, M. L. Jacobs, D. R. Clarke, C. I. Tchervenkov, J. W. Gaynor, T. L. Spray, B. Maruszewski, G. Stellin, J. Gould, R. S. Dokholyan, E. D. Peterson, M. J. Elliott, and C. Mavroudis. Initial Application in The STS Congenital Database of Complexity Adjustment to Evaluate Surgical Case Mix and Results. The Annals of Thoracic Surgery, Elsevier, volume 79, issue 5, pages 1635-1649, May 2005. M. J. Béland, R. C. G. Franklin, J. P. Jacobs, C. I. Tchervenkov, V. D. Aiello, S. D. Colan, J. W. Gaynor, O. N. Krogmann, H. Kurosawa, B. Maruszewski, and e. al.. Update from The International Working Group for Mapping and Coding of Nomenclatures for Paediatric and Congenital Heart Disease. Cardiology in the Young, Cambridge University Press, volume 14, issue 2, pages 225-229, 2004. J. P. Jacobs, C. Mavroudis, M. L. Jacobs, F. G. Lacour-Gayet, C. I. Tchervenkov, J. W. Gaynor, D. R. Clarke, T. L. Spray, B. Maruszewski, G. Stellin, M. J. Elliott, R. S. Dokholyan, and E. D. Peterson. Lessons learned from the data analysis of the second harvest (1998–2001) of the Society of Thoracic Surgeons (STS) Congenital Heart Surgery Database. European Journal of Cardio-Thoracic Surgery, volume 26, issue 1, pages 18-37, 2004. F. Lacour-Gayet, D. Clarke, J. Jacobs, J. Comas, S. Daebritz, W. Daenen, W. Gaynor, L. Hamilton, M. Jacobs, B. Maruszsewski, M. Pozzi, T. Spray, G. Stellin, C. Tchervenkov, and C. Mavroudis. The Aristotle score: a complexity-adjusted method to evaluate surgical results. European Journal of Cardio-Thoracic Surgery, volume 25, issue 6, pages 911-924, 2004. F. Lacour-Gayet, D. Clarke, J. Jacobs, W. Gaynor, L. Hamilton, M. Jacobs, B. Maruszewski, M. Pozzi, T. Spray, C. Tchervenkov, and C. Mavroudis. The Aristotle score for congenital heart surgery. Seminars in Thoracic & Cardiovascular Surgery: Pediatric Cardiac Surgery Annual, Elsevier, volume 7, issue 1, pages 185-191, 2004. B. Maruszewski, F. Lacour-Gayet, M. J. Elliott, J. W. Gaynor, J. P. Jacobs, M. L. Jacobs, C. I. Tchervenkov, H. Kurosawa, C. Mavroudis, and . Congenital heart surgery nomenclature and database project: update and proposed data harvest. European Journal of Cardio-Thoracic Surgery, volume 21, issue 1, pages 47-49, 2002. R. C. G. Franklin, J. P. Jacobs, C. I. Tchervenkov, and M. J. Béland. Bidirectional crossmap of the Short Lists of the European Paediatric Cardiac Code and the International Congenital Heart Surgery Nomenclature and Database Project. Cardiology in the Young, Cambridge University Press, volume 12, issue 5, pages 431-435, October 2002. R. C. G. Franklin, J. P. Jacobs, C. I. Tchervenkov, and M. Beland. STS/EACTS Short List mapping to European Paediatric Cardiac Code Short List with ICD-9 & ICD-10 crossmapping. Cardiology in the Young, Cambridge University Press, volume 12, issue 2, pages 50-62, September 2002. R. C. G. Franklin, J. P. Jacobs, C. I. Tchervenkov, and M. Beland. European Paediatric Cardiac Code Short List crossmapped to STS/EACTS Short List with ICD-9 & ICD-10 crossmapping. Cardiology in the Young, Cambridge University Press, volume 12, issue 2, pages 23-49, September 2002. J. W. Gaynor, J. P. Jacobs, M. L. Jacobs, M. J. Elliott, F. Lacour-Gayet, C. I. Tchervenkov, B. Maruszewski, and C. Mavroudis. Congenital heart surgery nomenclature and database project: update and proposed data harvest. The Annals of Thoracic Surgery, Elsevier, volume 73, issue 3, pages 1016-1018, March 2002.