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. 2020 Jan 1;16(3):420–434. doi: 10.7150/ijbs.37421

Figure 6.

Figure 6

(A) Serum levels of uremic toxins at different CKD stages were compared by using Student's t test. * p<0.001. IS, indoxyl sulfate; pCS, p-cresyl sulfate. (B) Correlation among free-form and total uremic toxins.