Chauffaille, M. de L. L. F., J. T. Stéfano, R. M. Valério, M. Romeo, M. M. Rodrigues, and J. Kerbauy. “Del 11(q23) As a Prognostic Factor of Iron Overload in Refractory Anemia With Ringed Sideroblasts”. São Paulo Medical Journal, vol. 115, no. 4, July 1997, pp. 1513-5, https://periodicosapm.emnuvens.com.br/spmj/article/view/2136.