The prepubic curvature should be dissappear when guiding into a urinary catheteriztion A: 正确 B: 错误
The prepubic curvature should be dissappear when guiding into a urinary catheteriztion A: 正确 B: 错误
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The prepubic curvature should be dissappear when guiding into a urinary catheteriztion A: 正确 B: 错误