C peptide^post meal:MCnc:Pt:Ser/Plas:Qn
c peptide^post meal:mcnc:pt:ser/plas:qn
C peptide^post meal:Mass Concentration:To identify measures at a point in time:Serum/Plasma:Quantitative
c peptide^post meal:mass concentration:to identify measures at a point in time:serum/plasma:quantitative