1. Federal project of the Nizhny Novgorod region «Fight against cancer» for the period 2019—2024. (In Russ.). https://zdrav-nnov.ru/downloads/2019/355222.pdf
2. Internet portal of the Russian Society of Clinical Oncology. (In Russ.). https://rosoncoweb.ru/news/COVID-19/2020/03/16/
3. Analysis of the incidence of new coronavirus infection in oncological patients on the example of the oncological department of anticancer drug therapy of the Bashkir State Medical University
4. Surgical management of cancer patients within the COVID-19 pandemic
5. Information letter of the General Director of the Federal State Budgetary Institution «NMITs of Radiology» of the Ministry of Health of Russia A.D. Kaprin dated 05/27/2020. No. 315-191802/20 «On the organization of data collection on patients infected with SARS-Cov-2 from among patients with malignant neoplasms under dispensary supervision in oncological institutions of the Nizhny Novgorod region». (In Russ.)