Hazelhoff Roelfzema, Nicole (2011) A comparative review of information security risk assessment methodologies for health care. In: IADIS e-Society, 2011 March, Avilla, Spain. (Unpublished)

Smith, Mike, Buchanan, William J, Thuemmler, Christoph, Bell, Derek and Hazelhoff Roelfzema, Nicole (2010) Analysis of Information governance and patient data protection within primary health care. International Journal for Quality in Health Care . ISSN 1353-4505

Hazelhoff Roelfzema, Nicole (2010) Novel security assessment for personal health data. In: Perada workshop on Privacy, Security & Trust, 2010 November, Rome, Italy. (Unpublished)