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采用B超法和触诊法对烟台市1043名9~10岁在校学生进行了甲状腺肿大率的调查。其结果表明,B超法肿大率为14.96%,触诊法为23.01%,两种方法的判断结果有显著性差异
B-ultrasonography and palpation of 1043 Yantai City, 9 to 10-year-old students were goiter survey. The results showed that the B-sonnectomy rate of 14.96%, palpation method was 23.01%, the two methods of judging the results were significantly different