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1969年～1971年连续3年的冬春发病季节,我队曾于黑龙江省亮河公社对口服亚硒酸钠预防克山病的效果进行了观察。这是因为在克山病区,观察到家畜流行白肌病,根据白肌病的某些病理变化特点,考虑到克山病的发病过程,是否直接或间接与机体硒的营养状态有关,反映在病区及非病区人群血硒或发硒的含量有无差异。
1969 ~ 1971 three consecutive years of winter and spring onset of the season, our team had Lianghe commune in Heilongjiang Province on the efficacy of oral sodium selenite prevention Keshan disease were observed. This is because in Keshan ward, the prevalence of white muscle disease in domestic animals was observed. According to some pathological features of myopathy, the pathogenesis of Keshan disease was directly or indirectly related to the nutritional status of selenium in the body, District and non-ward blood selenium or selenium content of whether there is any difference.