Gottdiener, Arthur2014-08-222014-08-2219541954b1464955xhttps://hdl.handle.net/2144/8575Thesis (M.S.)--Boston Universityen-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictions.A Comparative Study of Twenty Patients Who Returned Within Six Months, and Twenty Patients Who Remained Out Two Years or More.Thesis/Dissertation