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. 2018 Dec 14;13(12):e0209156. doi: 10.1371/journal.pone.0209156

Fig 1. Algorithm used to define the study cohort.

Fig 1

Uric acid (UA) grouping was performed according to the mean serum UA level within the first year (measured at 1, 3, 6, 9, and 12 months) and 1–5 years (measured annually) after transplantation in the 1-YR and 5-YR analyses, respectively.