^aDe Gasperis Cardio Center, Niguarda Hospital, Milan, Italy

^bClinica Universidad de los Andes, Santiago, Chile

^cDepartment of Health Sciences, University of Milano-Bicocca, Monza, Italy

^dClinica Alemana de Santiago, Santiago, Chile

^eDepartment of Pediatrics, University of California San Diego, and Rady Children's Hospital

^fSan Diego Cardiac Center and Sharp Memorial Hospital, San Diego, California, USA

Correspondence to Francesco Soriano, MD, De Gasperis Cardio Center, Niguarda Hospital, Piazza Ospedale Maggiore 3, 20162 Milan, Italy E-mail: [email protected]

Received 4 April, 2020

Revised 9 June, 2020

Accepted 27 June, 2020

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