Guanidinoacetate/Creatine:SRto:Pt:Bld.dot:Qn
guanidinoacetate/creatine:srto:pt:bld.dot:qn
Guanidinoacetate/Creatine:Substance Ratio:To identify measures at a point in time:Dried blood spot:Quantitative
guanidinoacetate/creatine:substance ratio:to identify measures at a point in time:dried blood spot:quantitative