title: Invited commentary.
authors.affiliation: Department of Cardiothoracic Surgery, Weill Medical College of Cornell University, 525 East 68th St, New York, NY 10021, USA. nkaltork@med.cornell.edu
authors.forename: Nasser
authors.initials: N
authors.lastname: Altorki
authors.forename: Brendon M
authors.initials: BM
authors.lastname: Stiles