title: Invited commentary.
authors.affiliation: Department of Cardiac Surgery, Children's Hospital Boston, Boston, MA 02115, USA. emile.bacha@cardio.chboston.org
authors.forename: Emile A
authors.initials: EA
authors.lastname: Bacha
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001706:Biopsy; D001794:Blood Pressure; D006328:Cardiac Catheterization; D006344:Heart Septal Defects, Atrial / Q000150:complications* / Q000601:surgery; D006801:Humans; D006976:Hypertension, Pulmonary / Q000209:etiology*; D008168:Lung / Q000098:blood supply* / Q000473:pathology; D008171:Lung Diseases / Q000150:complications / Q000473:pathology; D008875:Middle Aged; D011183:Postoperative Complications / Q000453:epidemiology / Q000503:physiopathology; D011651:Pulmonary Artery / Q000473:pathology; D011667:Pulmonary Veins / Q000002:abnormalities / Q000473:pathology; D012189:Retrospective Studies; D012307:Risk Factors; D014655:Vascular Resistance