Giorgia Serafini, Marco Andreani, Manuela Testi, MariaRosa Battarra, Andrea Bontadini, Eika Biral, Katharina Fleischhauer, Sarah Marktel, Guido Lucarelli, Maria Grazia Roncarolo, Rosa Bacchetta. Type 1 regulatory T cells are associated with persistent split erythroid/lymphoid chimerism after allogeneic hematopoietic stem cell transplantation for thalassemia. Haematologica 2009;94(10):1415-1426; https://doi.org/10.3324/haematol.2008.003129.