preferred_name: PD-L1 Expression 1-49 Percent
preferred_name_lc: pd-l1 expression 1-49 percent
label: PD-L1 Expression Greater than or Equal to 1 Percent and Less than or Equal to 49 Percent
label_lc: pd-l1 expression greater than or equal to 1 percent and less than or equal to 49 percent