Systemic to pulmonary artery anastomosis in the first three months of life.
D000367:Age Factors; D000758:Anesthesia; D006328:Cardiac Catheterization; D006330:Heart Defects, Congenital / Q000601:surgery*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D011651:Pulmonary Artery / Q000601:surgery*; D013348:Subclavian Artery / Q000601:surgery*