label: Immunoglobulin light chains.kappa.free/Immunoglobulin light chains.lambda.free &#x7C; Cerebral spinal fluid &#x7C; Chemistry - non-challenge
label_lc: immunoglobulin light chains.kappa.free/immunoglobulin light chains.lambda.free &#x7c; cerebral spinal fluid &#x7c; chemistry - non-challenge