Massimo Breccia, Laura Cicconi, Clara Minotti, Roberto Latagliata, Laura Giannì, and Francesco Lo-Coco. 2011. “Efficacy of Prolonged Therapy With Combined Arsenic Trioxide and ATRA for Relapse of Acute Promyelocytic Leukemia”. Haematologica 96 (9). Pavia, Italy, 1390-91. https://doi.org/10.3324/haematol.2011.045500.