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Yukiko Sugawara, Atsushi Kobayashi, Yuki Muto, Takashi Igarashi, and Yasuchika Takeishi declare that they have no conflicts of interest.
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Sugawara, Y., Kobayashi, A., Muto, Y. et al. Perforation of the membranous atrioventricular septum caused by infective endocarditis in a patient with a unicuspid aortic valve. J Med Ultrasonics 49, 311–312 (2022). https://doi.org/10.1007/s10396-021-01180-5
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DOI: https://doi.org/10.1007/s10396-021-01180-5