Participation in the National School Lunch Program Participation Declined When Chocolate Milk Was Banned (standard errors in parentheses).
收藏NIAID Data Ecosystem2026-03-08 收录
数据链接：
官方服务：
资源简介：
School level measures aggregate measures daily averages for each school. Paired t-tests were used to compare enrollment and participation between years. *p<0.05. **p<0.01. ***p<0.001.
创建时间：
2014-04-16
