RT Journal Article SR Electronic T1 Statistics Notes: Diagnostic tests 3: receiver operating characteristic plots JF BMJ JO BMJ FD British Medical Journal Publishing Group SP 188 DO 10.1136/bmj.309.6948.188 VO 309 IS 6948 A1 Altman, D G A1 Bland, J M YR 1994 UL http://www.bmj.com/content/309/6948/188.abstract AB