Changing prognosis in paroxysmal nocturnal haemoglobinuria disease subcategories: an analysis of the International PNH Registry

G Socie, H Schrezenmeier, P Muus, I Lisukov, A Roeth, A Kulasekararaj, JW Lee, D Araten, A Hill, R Brodsky, A Urbano-Ispizua, J Szer, A Wilson, P Hillmen