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The developed model was examined for calibration (calibration plot), discrimination (AUROC), and performance (Brier score, Sensitivity, Specificity, positive predictive value [PPV], negative predictive value [NPV])

Patients who clear their pigmentation and then return to unprotected sun exposure without this kind of maintenance will typically see pigmentation return within 3 to 6 months, so the sunscreen recommendation is treated as part of the prescription, not an afterthought

Namura S, Maeno H, Takami S, Jiang XF, Kamichi S, Wada K, et al

They found that NAC did not significantly reduce T-cell hyperproliferation in female patients with ME/CFS or PACS, suggesting that merely increasing GSH levels may be insufficient to address the underlying oxidative stress