High urinary ferritin reflects myoglobin iron evacuation in DMD patients by Rouillon, J, Lefebvre, T, Denard, J, Puy, V, Daher, R, Ausseil, J, Zocevic, A, Fogel, P, Peoc'h, K, Wong, B, Servais, L, Voit, T, Puy, H, Karim, Z, Svinartchouk, F