Importance of Abdominal Compression Valsalva Maneuver and Microbubble Grading in Contrast Transthoracic Echocardiography for Detecting Patent Foramen Ovale

Yoichi Takaya, Nobuhisa Watanabe, Madoka Ikeda, Teiji Akagi, Rie Nakayama, Koji Nakagawa, Norihisa Toh, Hiroshi Ito

Journal of the American Society of Echocardiography · 2019 · 38 citations · 25 references

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