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. 2021 Sep 21;35(6):2797–2811. doi: 10.1111/jvim.16263

FIGURE 4.

FIGURE 4

Boxplots with whiskers with maximum 1.5 IQR showing the evolution of (A) serum total calcium, (B) plasma FGF23, and (C) PTH with each dietary intervention. LP‐LP, low protein low phosphorus; MP‐MP, moderate protein moderate phosphorus. Dashed lines represent the physiological upper reference