七价的 [化学] heptavalent
七价肺炎球菌结合疫苗 Pneumococcal 7-Valent Conjugate Vaccine ; Prevenar
七价元素 heptavalent element
七影报价 Quotations
预防甲型和丙型脑膜炎的七价疫苗于2007年获得许可。
A heptavalent vaccine protecting against meningitis A and C was licensed in 2007.
一种四价流行性脑脊髓膜炎疫苗（已在美利坚合众国获许可证）和一种预防脑膜炎A和C的七价疫苗（将于2007年注册）；
A tetravalent meningococcal meningitis vaccine (licensed in the United States) and a heptavalent vaccine protecting against meningitis A and C (to be licensed in 2007);
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