Fig. 2From: Role of cytarabine in paediatric acute promyelocytic leukemia treated with the combination of all-trans retinoic acid and arsenic trioxide: a randomized controlled trialArsenic concentrations in the plasma (a), urine (b), hair (c) and nail (d) samples obtained from the different groups. m, months. * indicates a P value less than 0.05 in a comparison with the control groupBack to article page