Arko, Darja, and Iztok Takač. “Inquiry and Computer Program Onco-Online: 25 Years of Clinical Registry for Breast Cancer at the University Medical Centre Maribor”. Radiology and Oncology, vol. 53, no. 3, Sept. 2019, pp. 348-56, https://www.radioloncol.com/index.php/ro/article/view/3229.