Methylmalonate/Homocystine:SRto:Pt:Ser/Plas:Qn
methylmalonate/homocystine:srto:pt:ser/plas:qn
Methylmalonate/Homocystine:Substance Ratio:To identify measures at a point in time:Serum/Plasma:Quantitative
methylmalonate/homocystine:substance ratio:to identify measures at a point in time:serum/plasma:quantitative