A.輸卵管吻合 B.醫(yī)學(xué)需要的結(jié)扎、終止妊娠 C.負(fù)壓吸宮術(shù) D.中妊引產(chǎn)
A.20mg/m2 B.2g/m2 C.20g/m2 D.2mg/m2