tokens: In each cohort there was only one case with a negative reaction of the primary tumor and a positive reaction with the isolated tumor cells from the pleural effusions .
folded_tokens: in each cohort there was only one case with a negative reaction of the primary tumor and a positive reaction with the isolated tumor cells from the pleural effusions .
labels: O O O O O O O O O O O O O O O O O O O O O O O B-cell_type I-cell_type O O B-other_name I-other_name O