Fig. 2
From: Reevaluation for clinical manifestations of HTLV-I-seropositive patients with Sjögren’s syndrome
Distribution of focus scores (FS) among the three patient groups. The MSGB focus scores were determined by the method of Greenspan et al. [18]. The presence of at least one focus consisting of mononuclear cell (MNC) aggregation was determined as grade 3. Bars indicate the median value of each column. The significance of differences was calculated by Mann-Whitney’s U-test. NS; not significant AC: HTLV-I asymptomatic carrier