tokens: Urinary free cortisol excretion in FMS and LBP patients was lower compared to controls .
folded_tokens: urinary free cortisol excretion in fms and lbp patients was lower compared to controls .
labels: B-other_name I-other_name I-other_name I-other_name O B-other_name O B-other_name B-multi_cell O O O O O O