The authors regret that the Author Dr. Bussotti Maurizio appears with the following affiliation: Unità Operativa Cardiologia Riabilitativa, Multimedica IRCCS, Milano, Italy. But that was a mistake, the right affiliation of Dr. Bussotti Maurizio is instead: Department of Cardiology, Istituti Clinici Scientifici Maugeri IRCCS, Milano, Italy. The authors kindly ask you to correct this affiliation also with all abstracting partners as PubMed. The authors would like to apologise for any inconvenience caused. DOI of original article: .