S. Takamoto
Japanese Journal of Cardiovascular Surgery 1985;15(1):37-38
Japanese Journal of Cardiovascular Surgery 1984;13(4):348-350
Japanese Journal of Cardiovascular Surgery 1984;14(3):164-165
Japanese Journal of Cardiovascular Surgery 1988;17(5):499-501
Japanese Journal of Cardiovascular Surgery 1990;19(5):1100-1102