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- URN to cite this document:
- urn:nbn:de:bvb:355-epub-218688
- DOI to cite this document:
- 10.5283/epub.21868
Alternative links to fulltext:Pubmed
Abstract
Controversial aspects in prospective controlled trials in surgery can be detected at various stages in the course of this research work, such as in motivation, planning and performance as well as in assessment and evaluation of the results. Especially the introduction of control groups, randomization and "blindness" of patients, operators and doctors running the follow-up are subjects of a ...

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