Masahisa Matumoto

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BACKGROUND Transanal endoscopic microsurgery facilitates access to proximal tumors in the rectum, but there is limited possibility for tumors above the peritoneal reflection because of high cost, training, and long operative time. The objectives of this study are to delineate the results achieved by novel transanal local excision (minimally invasive(More)
OBJECTIVE To investigate whether childhood sports participation, particularly weight-bearing sports, has any effect on bone mineral content (BMC), areal bone mineral density (aBMD) and bone geometric characteristics in middle-aged postmenopausal women. Design/ SETTING In this cross-sectional comparison of two groups, 46 middle-aged women (mean age, 60.2(More)
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