Filtering by: Committee Harper, Margaret, University of Limerick Remove constraint Committee: Harper, Margaret, University of Limerick Committee Higgins, Geraldine, Emory University Remove constraint Committee: Higgins, Geraldine, Emory University Committee Tullos, Allen, Emory University Remove constraint Committee: Tullos, Allen, Emory University Year 2011 Remove constraint Year: 2011 Submission Type Dissertation Remove constraint Submission Type: Dissertation