Zanini, Nicola, Raffaele Lombardi, Michele Masetti, Mario Zanini, and Elio Jovine. “The ‘Prochronous Metastases’ Theory”. JOP. Journal of the Pancreas 13, no. 5S (September 20, 2012): 648. Accessed May 6, 2025. https://serena.atcult.it/index.php/jop/article/view/1045.