1. World Health Organization. Cancer. Published March 3, 2021. Accessed August 2, 2021. URL: https://www.who.int/ru/news-room/fact-sheets/detail/cancer
2. Starinsky VV, Garin AM, Davydov MI, Kaprin AD, Licinitser MR, Moiseenko VM, et al. Early detection of malignant tumors - screening. ONCOLOGY.ru (periodic scientific and practical, peer-reviewed and electronic publication). Viewed August 10, 2021. URL: http://www.oncology.ru/specialist/diagnostic/screening/procurement_performance_of_screening/.
3. Holland WW, Stewart S, Masseria C. Policy Foundations. Screening in Europe. European Observatory on Health Systems and Policies. 2008;1-72
4. Dombrowski VS, Khachatryan GR. Comparison of recommended screening programs in the United States, Canada, the Netherlands, and Germany. Pharmacoeconomics. Modern pharmacoeconomics and pharmacoepidemiology. 2016;9(4):46-53. https://doi.org/10.17749/2070-4909.2016.9.4.046-053
5. Health Council of Canada (2013). A scoping review of screening in Canada. URL: https://macsphere.mcmaster.ca/bitstream/11375/14854/1/fulltext.pdf Accessed August 13, 2021.