Green, Dorothy Lowell2016-08-052016-08-0519491949b147185227862881https://hdl.handle.net/2144/17406Thesis (M.S.)--Boston University, 1949. This item was digitized by the Internet Archive.en-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictionsSocial and environmental factors affecting children in the latency period:Thesis/Dissertation