Affiliation: | (1) Department of Cardiovascular Surgery, Japan Red-Cross Medical Center, Tokyo, Japan;(2) Department of Pediatrics, Japan Red-Cross Medical Center, Tokyo, Japan;(3) Department of Cardiovascular Surgery, Okayama University Graduate School of Medicine and Dentistry, 2-5-1 Shikata-cho, 700-8558 Okayama-City, Okayama, Japan |