乙肝表面抗原阳性孕妇肌注乙肝免疫球蛋白预防母婴宫内传播临床观察
을간표면항원양성잉부기주을간면역구단백예방모영궁내전파림상관찰
Clinical observation of the effect of hepatitis B immunoglobulin by intramuscular injection in the prevention of intrauterine transmission of mother and infant in gravidas with positive hepatitis B surface antigen