Systematic review help may include:

• Helping to define a research question
• Targeting specific databases and other resources to be searched
• Identifying database-specific search strategies using a combination of keywords and controlled vocabulary to maximize precision and recall
• Conducting literature searches
• Snowballing  - pulling references from bibliographies, pulling "cited by" references and identifying related articles
• Suggesting journals relevant to areas of research
• Recommending MeSH terms and keywords for articles
• Providing access to Covidence, a systematic review tool

Primary Literature Databases for Systematic Reviews:

• Embase
• PubMed
• Web of Science
• Cochrane