筛选: Committee Cornell, Vincent/Joseph, Emory University 删除限定条件 Committee: Cornell, Vincent/Joseph, Emory University Committee Patterson, Bobbi (Barbara), Emory University 删除限定条件 Committee: Patterson, Bobbi (Barbara), Emory University Keyword Appalachia 删除限定条件 Keyword: Appalachia Keyword identity 删除限定条件 Keyword: identity