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机译:Transperineal three-dimensional ultrasound for analyzing the effects of perineal stretching with EPI-NO? in women with multiple pregnancies: a pilot study
Department of Obstetrics, Paulista School of Medicine, Federal University of S?o Paulo (EPM-UNIFESP;
EPI-NO?; multiple pregnancies; pelvic floor; perineal distensibility; three-dimensional ultrasound;