New Version: Resources of BMF CP80 RV1

This version contains revision on the R script, Model 2 has been optimized to provide better insights on the moderation effect of USDA funding on the association between methods of obtaining supplies and the feeding modalities of school meals program.本版本针对R脚本进行了修订。模型2已得到优化，可更精准地揭示美国农业部（United States Department of Agriculture, USDA）资助在物资获取方式与学校餐食计划供餐模式之间的关联中所发挥的调节效应。