“Oesophagus Esofago (C15.9) - Apoptotic Frequencies Are Inversely re­lated to Levels of Cell Survival Proteins in Neoplastic Development in Patients With Barrett’s Oesophagus”. European Journal of Oncology and Environmental Health, vol. 18, no. 3, Feb. 2014, pp. 129-38, https://mattioli1885journals.com/index.php/EJOEH/article/view/3445.