title: Long-term observations on the Blalock-Taussig operation. II. Second operations, frequency and results.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D001011:Aorta / Q000601:surgery; D002648:Child; D002675:Child, Preschool; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D007223:Infant; D008297:Male; D008722:Methods; D011379:Prognosis; D011651:Pulmonary Artery / Q000601:surgery; D013348:Subclavian Artery / Q000601:surgery; D013771:Tetralogy of Fallot / Q000401:mortality / Q000601:surgery*; D013997:Time Factors; D014656:Vascular Surgical Procedures / Q000401:mortality