tokens: Primary Sjogren's syndrome ( SS ) is an autoimmune rheumatic disease characterized by T cell hypoactivity .
folded_tokens: primary sjogren's syndrome ( ss ) is an autoimmune rheumatic disease characterized by t cell hypoactivity .
labels: O B-other_name I-other_name O B-other_name O O O B-other_name I-other_name I-other_name O O B-other_name I-other_name I-other_name O