aincorporate geocoded information on the local of individual students by census tract from the restricted version of the ECLS-K data to examine the variation across rural and nonrural areas in early education enrollment. 合并由人口调查短文geocoded信息关于各自的学生本机从ECLS-K数据的有限的版本审查...
high infant mortality rates and high asthma rates in children," says Kelly J. Kelleher, MD, director of the Center for Innovation in Pediatric Practice at Nationwide Children's and lead author of the publication. "Houses were boarded up and vacant. You didn't see kids playing outside much...
The solar e-obs tags collected acceleration-informed GPS fixes between 17:00–07:00, with acceleration data recorded upon 3-axes: X = left-right, Y = backward-forward, and Z = up-down. We programmed tags to collect acceleration data all day at intervals of 60 s at a ...