为了使广大医务工作者及时了解我国ＣＴ诊断方面的信息，使他们能在有限的时间和精力范围内迅速查阅更多的文献资料，掌握有关发展动向；同时使图书情报部门在选购这方面的文献时既不减少有效情报，又能尽量节约有限的经费，我们采用文献计量学方法，对我国ＣＴ诊断期刊文献的 In order to enable the majority of medical workers to keep abreast of information on CT diagnosis in our country so that they can quickly access more literature and materials within a limited time and energy range and grasp the relevant developments; meanwhile, enable the library and information service departments to purchase such information The literature does not reduce the effective intelligence, but also try to save the limited funds, we use the method of bibliometrics, CT diagnostic journal literature