Lactulose/Creatinine^post XXX g sugar solution PO:SRto:5H:Urine:Qn
lactulose/creatinine^post xxx g sugar solution po:srto:5h:urine:qn
Lactulose/Creatinine post Unsp g sugar solution PO (5 hour U) [Molar ratio]
lactulose/creatinine post unsp g sugar solution po (5 hour u) [molar ratio]