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Figure 1: Upper esophageal view shows AP window communication between ascending aorta and main pulmonary artery (Ao: Aorta, MPA: Main pulmonary artery, AP window: Aortopulmonary window)

Figure 1: Upper esophageal view shows AP window communication between ascending aorta and main pulmonary artery (Ao: Aorta, MPA: Main pulmonary artery, AP window: Aortopulmonary window)