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