Creatinine^2nd specimen:MCnc:Pt:Urine:Qn
creatinine^2nd specimen:mcnc:pt:urine:qn
Creatinine^2nd specimen:Mass Concentration:To identify measures at a point in time:Urine:Quantitative
creatinine^2nd specimen:mass concentration:to identify measures at a point in time:urine:quantitative