amino acid activating enzyme 氨基酸激活酶...[繼續閱讀]

    American Association for the Advancement of Health Education 美國健康教育促進會...[繼續閱讀]

    American Academy of Allergy and Immunology 美國變態反應及免疫學會...[繼續閱讀]

    American Association for Accreditation of Laboratory Animal Care 美國實驗動物養護資格認可協會...[繼續閱讀]

    American Association for Automotive Medicine 美國自動醫學協會...[繼續閱讀]

    American Academy of Applied Nutrition 美國應用營養學會...[繼續閱讀]

    American Association for the Advancement of Science 美國科學促進協會...[繼續閱讀]

    American Association of Bioanalysts美國生物分析學家協會aminoazobenzene 氨基偶氮苯Association of Applied Biologists (英)應用生物學家協會...[繼續閱讀]

    American Association of Blood Banks美國血庫協會...[繼續閱讀]

    Association for the Advancement of Blind Children 美國盲童促進會...[繼續閱讀]