IgM.kappa/IgM.lambda &#x7C; Serum or Plasma &#x7C; Chemistry - non-challenge
igm.kappa/igm.lambda &#x7c; serum or plasma &#x7c; chemistry - non-challenge
IgM.kappa/IgM.lambda &#x7C; Serum or Plasma &#x7C; Chemistry - non-challenge
igm.kappa/igm.lambda &#x7c; serum or plasma &#x7c; chemistry - non-challenge