Guizhou Medical University, Fujian Agriculture and Forestry University, affiliation not provided to SSRN, Fujian Agriculture and Forestry University, Fujian Agriculture and Forestry University, affiliation not provided to SSRN, Guizhou Medical University (Guiyang Medical University) - The Key Laboratory of Environmental Pollution Monitoring and Disease Control and Guizhou Medical University - Key Laboratory of Environmental Pollution Monitoring and Disease Control