- 搜標題
- 搜題干
- 搜選項
單項選擇題
橫產式占足月妊娠分娩總數的()
A．0.25%
B．0.25%～0.45%
C．0.35%
D．0.45%
E．0.5%
A．0.25%
B．0.25%～0.45%
C．0.35%
D．0.45%
E．0.5%
