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地方病的病因研究,虽进行了一系列的大量科研工作,但至今仍然“原因不明”。通过对病区的大量地探索和实验资料的分析,科学工作者多认为“随着科研工作的深入,病因研究的重点应该放到环境对人体的影响上来”。人类在历史发展的长河中,同其周围的自然环境之间,在物质和能量的交换方面建立起了一定的动态平衡。据研究:当外界环境中的某些物质
The cause of endemic disease research, although conducted a series of a large number of scientific research, but still “unexplained.” Through extensive exploration of the ward and analysis of experimental data, many scientists believe that “with the deepening of scientific research, the focus of etiological research should be placed on the impact of the environment on the human body.” In the long course of historical development, mankind has established a certain dynamic balance with the surrounding natural environment in the exchange of material and energy. According to research: When something in the external environment