title: High-risk surgery: the courage to fail.
authors.affiliation: NIHR Cardiovascular BRU, Royal Brompton Hospital, London SW3 6NP, UK aman.coonar@nhs.net.
authors.forename: John R
authors.initials: JR
authors.lastname: Pepper
authors.affiliation: Thoracic Surgery, Papworth Hospital, Cambridge CB23 3RE, UK.
authors.forename: Aman S
authors.initials: AS
authors.lastname: Coonar
mesh_terms: D019992:Databases as Topic; D006331:Heart Diseases / Q000601:surgery*; D006801:Humans; D018579:Patient Selection; D017410:Practice Guidelines as Topic; D011379:Prognosis; D011785:Quality Assurance, Health Care; D018570:Risk Assessment; D013903:Thoracic Surgery / Q000592:standards* / Q000639:trends; D019616:Thoracic Surgical Procedures / Q000523:psychology / Q000592:standards* / Q000639:trends; D017211:Treatment Failure