要检索期刊“cancer”被PubMed收录的文献,可采用的检索式 ( )
A: "cancer" [ti]
B: "cancer" [ta]
C: "cancer" [tw]
D: "cancer" [pt]
E: "cancer" [jt]
A: "cancer" [ti]
B: "cancer" [ta]
C: "cancer" [tw]
D: "cancer" [pt]
E: "cancer" [jt]
举一反三
- 在PubMed中检索肺癌的预防或治疗的相关文献，检索策略应为 A: Lung cancer AND Prevention AND therapy B: Prevention OR therapy AND Lung cancer C: Prevention AND therapy OR Lung cancer D: Lung cancer AND Prevention OR therapy
- 利用PubMed的基本检索查找colorectal cancer的文献，检索时如果必须限定在主题词字段，错误的检索式是哪一个？（） A: colorectal cancer[mh] B: colorectal cancer[majr] C: "colorectal neoplasms" [mh] D: colorectal cancer[majr] E: colorectal neoplasms[all fields]
- 在PUBMED中检索式“cancer[TI]”的含义是： A: 检出文摘字段中包含cancer的所有文献 B: 检出题目字段中包含cancer的所有文献 C: 检出题录字段中包含cancer的所有文献 D: 检出刊名字段中包含cancer的所有文献
- Paragraph 1（） A: How is cancer treated B: Does cancer always cause pain C: Can cancer be prevented D: What is cancer E: How common is cancer F: What causes cancer
- HeLa is a _____________ cell line A: Breast cancer B: Thyroid cancer C: Cervical cancer D: Prostate cancer