We prove a quantitative version of result Torgašev concerning graphs with fixed number negative eigenvalues. also establish structural stating that if for hereditary family every graph order N+1 and N+2 has false twins, then from this greater than N twins.

The effects of false positive and false negative physiological feedback (vaginal photoplethymograph response print-out) on women's sexual arousal were examined. Participants included women without sexual dysfunction (n=16) and women with Sexual Arousal Disorder (SAD; n=15). Measures of subjective sexual arousal, physiological sexual arousal (vaginal pulse amplitude), expectancies, affect, and a...

PurposeTo assess the diagnostic accuracy of MRI in detecting recurrent aggressive fibromatosis (AF) during long-term follow-up at two multidisciplinary sarcoma centers.MethodsSeventy-nine patients from centers were included this IRB-approved study and examined postoperatively using 1.5-T MRI. scans reviewed for true-positive/-negative false-positive/-negative results. Available pathological rep...

OBJECTIVE To accurately determine whether there are any features of an abnormal cervical smear that predispose to the production of a false negative report, in order to gain insight into why false negative reports are issued, and to establish whether there are steps that can be taken to reduce them. DESIGN A quantitative retrospective analysis using the AxioHOME microscope of the number, size...