Natural history of atrial septal defect.
D000328:Adult; D000367:Age Factors; D000368:Aged; D001344:Autopsy; D004739:England; D006330:Heart Defects, Congenital / Q000401:mortality; D006344:Heart Septal Defects, Atrial / Q000401:mortality*; D006801:Humans; D008017:Life Expectancy; D008875:Middle Aged