Media type: E-Article Title: Visual grading characteristics and ordinal regression analysis during optimisation of CT head examinations Contributor: Zarb, Francis; McEntee, Mark F.; Rainford, Louise imprint: Springer Science and Business Media LLC, 2015 Published in: Insights into Imaging Language: English DOI: 10.1007/s13244-014-0374-9 ISSN: 1869-4101 Origination: Footnote: Access State: Open Access