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Median percentage CD4+ / CD8+ T-cells ratio: (A) in patients with ENL and LL controls before, during and after treatment, (B) within ENL patients before, during and after treatment. ** P≤ 0.0.005; *** P< 0.001; **** P< 0.0001. Box and whiskers (A) and Error bars (B) show median ± interquartile range.
