Simone, R., C. Tenca, F. Fais, G. De Rossi, G. Pesce, M. Bagnasco, and D. Saverino. “A Soluble Form of CTLA-4 Is Present in Serum of Pediatric Patients With Acute Lymphoblastic Leukaemia”. Journal of Biological Research - Bollettino della Società Italiana di Biologia Sperimentale 84, no. 1 (January 30, 2011). Accessed May 4, 2024. https://www.pagepressjournals.org/jbr/article/view/4665.