42282document21405Decl_IS_Coughlan_11_PhD.pdfapplication/pdfcdbc2b3c3dba91f139bca7e8a07a2e9cMD524771842012-07-06 10:08:07http://etheses.bham.ac.uk//id/eprint/3546/1/Decl_IS_Coughlan_11_PhD.pdf