International (this is applicable to doctoral theses only). I have either used no substantial portions of copyright material in my thesis or I have obtained permission to use copyright material; where permission has not been granted I have applied/will apply for a partial restriction of the digital copy of my thesis or dissertation.'
Authenticity statement'I certify that the Library deposit digital copy is a direct equivalent of the final officially approved version of my thesis. No emendation of content has occurred and if there are any minor variations in formatting, they are the result of the conversion to digital format.'
V
DeclarationData collection and analysis I collected and analysed all of the data presented in this thesis, apart form the following:1. Some clinical assessments were performed by my supervisor Prof John R.Hodges (UNSW) with the collaboration of Dr Kirrie Ballard (University of Sydney).
Neuropsychological assessments were performed by members of ProfHodges research group.