Dighiero, Guillermo, Mercedes Lassus, Fabio Lima, Gladys Martínez de Lima, and Julio C Priario. “The Cellular Immunity in Cancer Patients: DNCB Test and Its Prognostic Implications”. Cirugía del Uruguay 44, no. 3 (February 23, 1974): 172–174. Accessed May 23, 2026. https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/2592.