下列哪个是美国《医学主题词表》？（） A: UMLS B: MeSH C: MEDLINE D: SinoMED

Models drawn by the system analysts during the process of the structured analysis are（）. A: PERTs B: EMV C: UMLs D: DFDs

Models drawn by the system analysts during the process of the structured analysis are（） A: PERTs B: ERDs C: UMLs D: DFDs

人类与兽类医学系统术语标准是指（ ）。 A: DICOM B: SNOMED C: XML D: UMLS

Models drawn by the system analysts during the process of the structun:d analysis are ______. A: PERTs B: ERDs C: UMLs D: DFDs

Models drawn by the system analysts during the process of the structured analysis are （75） . A: PERTs B: ERDs C: UMLs D: DFDs

通过以下哪种方式不能联机免费获取MeSH 表及相关信息() [单选题] * A: MeSH CT B: MeSH Browser C: UMLS Metathesaurus D: MeSH database