Methods Using the knowledge of the clinical epidemiology and the quantitative score technique the data distribution of demography and its appearance characteristic were explored.
借助临床流行病学和量表学的研究方法，探索人口学资料分布情况及其表现特点。
Methods Using the knowledge of the clinical epidemiology and the quantitative score technique the data distribution of demography and its appearance characteristic were explored.
借助临床流行病学和量表学的研究方法，探索人口学资料分布情况及其表现特点。
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