Panetta, A., Virzì, S., Pajetta, V., Arigliano, V., Avveniente, A., Maccaferri, R., Gambini, S., Bonomi, S., Grassi, A., & Valenti, D. (2010). Acanthosis nigricans and gastric carcinoma: case report and review of the literature. European Journal of Oncology and Environmental Health, 15(3-4), 163-166. https://mattioli1885journals.com/index.php/EJOEH/article/view/3844