Topic: AS01-Diagnosis/AS01c-Molecular aberrations (cytogenetic, genetic, gene expression): PRESENCE OF PD-L1 IN MEGAKARYOCYTES OF PATIENTS WITH MYELODYSPLASTIC SYNDROME. (September 2021) - Garcia, Y. Oliveira; Rosales, Y. Zelaya; Moura, A. Gadelha; Duarte, B.; Duarte, I.; Duarte, J. Araujo; Duarte, F.; Lemes, R.