Zhonghua jie he he hu xi za zhi = Zhonghua jiehe he huxi zazhi = Chinese journal of tuberculosis and respiratory diseases
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Zhonghua Jie He He Hu Xi Za Zhi · Jun 1999
[Evaluation of preventive studies of Chinese Journal of Tuberculosis and Respiratory Diseases 1978-1997].
To investigate the current situation of clinical trial about preventive research paper on respiratory diseases in China. To stress the design of the research, and to improve the quality of the studies. ⋯ The design of the study in the respiratory diseases is not rigorous, thus the accuracy of the result is greatly affected. Improving the design of the research and the statistics method is very important to improve the quality of the research.