Guiguens W, Pérez Scremini J, Lorenzo y de Ibarreta J. Chemotherapy of malignant tumors in childhood. Cir. Urug. [Internet]. 1972 Feb. 12 [cited 2026 Mar. 28];42(2):132-40. Available from: https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/2209