title: Invited commentary.
authors.affiliation: Department of Anesthesiology, College of Medicine, Mayo Clinic, 200 First St SW, Rochester, MN 55905, USA. oliver.william@mayo.edu
authors.forename: William C
authors.initials: WC
authors.lastname: Oliver
mesh_terms: D006348:Cardiac Surgical Procedures; D005260:Female; D006330:Heart Defects, Congenital / Q000601:surgery*; D006801:Humans; D008297:Male; D011183:Postoperative Complications / Q000453:epidemiology*; D012121:Respiration, Artificial; D018570:Risk Assessment