title: Severe form of tetralogy of fallot: late presentation.
authors.affiliation: Department of Cardiovascular Diseases, Prince Salman Heart Center, King Fahad Medical City, Riyadh, Kingdom of Saudi Arabia. ; Division of Cardiovascular Diseases, Mayo Clinic Arizona, Scottsdale, AZ, USA.
authors.forename: Sherif
authors.initials: S
authors.lastname: Moustafa
authors.affiliation: Division of Cardiovascular Diseases, University of Calgary, Calgary, AB, Canada.
authors.forename: Nanette
authors.initials: N
authors.lastname: Alvarez
authors.affiliation: Division of Cardiovascular Diseases, University of Calgary, Calgary, AB, Canada.
authors.forename: Michael S
authors.initials: MS
authors.lastname: Connelly
authors.affiliation: Division of Cardiovascular Diseases, University of Calgary, Calgary, AB, Canada.
authors.forename: Timothy
authors.initials: T
authors.lastname: Prieur
authors.affiliation: Section of Pediatric Cardiology, University of Calgary, Calgary, AB, Canada.
authors.forename: David J
authors.initials: DJ
authors.lastname: Patton
authors.affiliation: Division of Cardiovascular Diseases, Mayo Clinic Arizona, Scottsdale, AZ, USA.
authors.forename: Farouk
authors.initials: F
authors.lastname: Mookadam
keywords: Echocardiography; Magnetic resonance; Tetralogy of Fallot