•tutorial
PubMed Efficient Search Tips: Quickly Find Relevant Literature
PubMed Basics
PubMed is the most commonly used literature database for medical researchers, containing over 35 million biomedical articles. Mastering efficient search techniques can greatly improve literature research efficiency.
Core Search Techniques
1. Using MeSH Terms
MeSH (Medical Subject Headings) are PubMed standardized subject terms. Using MeSH terms improves search accuracy.
2. Boolean Operators
- AND: Narrow scope, both conditions must be met
- OR: Expand scope, either condition is met
- NOT: Exclude specific content