The format of a review of literature may vary from discipline to discipline and from assignment to assignment. A review may be a self-contained unit — an end in itself — or a preface to and rationale for engaging in primary research. A review is a required part of grant and research proposals and often a chapter in theses and dissertations. Generally, the purpose of a review is to analyze critically a segment of a published body of knowledge through summary, classification, and comparison of prior research studies, reviews of literature, and theoretical articles. Define or identify the general topic, issue, or area of concern, thus providing an appropriate context for reviewing the literature.
Introduction to literature reviews
How to Do a Literature Review: 13 Steps (with Pictures) - wikiHow
Your literature review should be as comprehensive as possible -- you want to include all of the relevant resources dealing with your topic. Missing important articles or researchers will significantly weaken your scholarship! So, searching comprehensively becomes important. Using a multi-database search such as Thoreau is not necessarily recommended; in doing so, you lose the ability to use subject terms and search limits that may be unique to each database. These can all be important sources of statistics and reliable information. These will not be peer-reviewed resources i. Evaluating for reliability is important!
How to write a summary
As you read, you'll encounter various ideas, disagreements, methods, and perspectives which can be hard to organize in a meaningful way. A synthesis matrix helps you record the main points of each source and document how sources relate to each other. VCU's Writing Center consultants can help you plan, develop, and organize your literature review and a follow-up appointment will help you edit, proofread, and revise it. Many patrons who find this guide have experience with research.
Purpose of review: The current review aims to summarize the state of research on cannabis and sleep up to and to review in detail the literature on cannabis and specific sleep disorders from to the time of publication. Recent findings: Preliminary research into cannabis and insomnia suggests that cannabidiol CBD may have therapeutic potential for the treatment of insomnia. Delta-9 tetrahydrocannabinol THC may decrease sleep latency but could impair sleep quality long-term. Novel studies investigating cannabinoids and obstructive sleep apnea suggest that synthetic cannabinoids such as nabilone and dronabinol may have short-term benefit for sleep apnea due to their modulatory effects on serotonin-mediated apneas.