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Cornell Law Review
Implementation Science volume 13 , Article number: 67 Cite this article. Metrics details. A considerable proportion of interventions provided to patients lacks evidence of their effectiveness. This implies that patients may receive ineffective, unnecessary, or even harmful care.
A literature review on motivation
There has been extensive research on the value of closed-circuit television CCTV for preventing crime, but little on its value as an investigative tool. This study sought to establish how often CCTV provides useful evidence and how this is affected by circumstances, analysing , crimes recorded by British Transport Police that occurred on the British railway network between and Images were more likely to be available for more-serious crimes, and less likely to be available for cases occurring at unknown times or in certain types of locations. Although this research was limited to offences on railways, it appears that CCTV is a powerful investigative tool for many types of crime.
Published on February 22, by Shona McCombes. Revised on March 9, A literature review is a survey of scholarly sources on a specific topic. It provides an overview of current knowledge, allowing you to identify relevant theories, methods , and gaps in the existing research.