Heptacarboxylporphyrin/Creatinine:MRto:Pt:Urine:Qn
heptacarboxylporphyrin/creatinine:mrto:pt:urine:qn
Heptacarboxylporphyrin/Creatinine (U) [Mass ratio]
heptacarboxylporphyrin/creatinine (u) [mass ratio]