作者: STEPHEN R. PAYNE , JULIAN A. WALLER
DOI: 10.1097/00005373-198904000-00002
关键词:
摘要: Trauma centers and trauma registries have become important sources of data for research. In their present form, both serious biases in selection, however, that can affect epidemiologic research results. This prospective study 601 woodworking-related injuries seen at a cent