PB1936: PAROXYSMAL NOCTURNAL HEMOGLOBINURIA AND THROMBOSIS: A MULTICENTRIC RETROSPECTIVE STUDY - S. Chatzileontiadou; N.-E. Loutsidi; I. Asimakopoulos; T. Chatzikonstantinou; P. Zikos; A. Bouchla; Z. Bezirgiannidou; E. Kouvata; A. Apsemidou; C. Frouzaki; E. Hatjiharissi; P. Chaloudis; et al. (HemaSphere, 2022)