IgM.intrathecally synthesized/IgM.total &#x7C; Cerebral spinal fluid &#x7C; Chemistry - non-challenge
igm.intrathecally synthesized/igm.total &#x7c; cerebral spinal fluid &#x7c; chemistry - non-challenge
IgM.intrathecally synthesized/IgM.total &#x7C; Cerebral spinal fluid &#x7C; Chemistry - non-challenge
igm.intrathecally synthesized/igm.total &#x7c; cerebral spinal fluid &#x7c; chemistry - non-challenge