The method 2, wherein said substance is selected from {TAIL ~ the group} consisting of: urea, creatinine, vitamin B12, beta two microglobuline and {HEAD ~ glucose} 
The method 2 , wherein said substance is selected from { TAIL ~ the group } consisting of : urea , creatinine , vitamin B12 , beta two microglobuline and { HEAD ~ glucose }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD