Why Aren't Students with Severe Disabilities Being Placed in General Education Classrooms: Examining the Relations Among Classroom Placement, Learner Outcomes, and Other Factors. - Agran, Martin; Jackson, Lewis; Kurth, Jennifer A.; Ryndak, Diane; Burnette, Kristin; Jameson, Matt; Zagona, Alison; Fitzpatrick, Heather; Wehmeyer, Michael (Research & Practice for Persons with Severe Disabilities, 2020)