1. World Health Organization Virtual press conference on COVID-19 — 11 March 2020. URL: https://www.who.int/docs/ default-source/coronaviruse/transcripts/who-audio-emergencies-coronavirus-press-conference-full-and-final-11mar2020. pdf?sfvrsn=cb432bb3_2, free (accessed 06.04.2020).
2. Vremennye metodicheskie rekomendatsii Minzdrava Rossii “Profilaktika, diagnostika i lechenie novoi koronavirusnoi infektsii (COVID-19)”. Versiia 7 (03.06.2020). [Temporary guidelines of the Ministry of health of the Russian Federation “Prevention, diagnosis and treatment of new coronavirus infection (COVID-19)”. Version 7 (03.06.2020)]. (In Russian). URL: http://www.consultant.ru/document/cons_doc_LAW_354163/#dst0, free (accessed 06.06.2020).
3. Kamboj M., Sepkowitz K.A. Nosocomial infections in patients with cancer. Lancet Oncol. 2009; 10(6): 589–97. https://doi. org/10.1016/S1470-2045(09)70069-5 PMID: 19482247
4. Liang W. Cancer patients in SARS-CoV-2 infection: a nationwide analysis in China. Lancet Oncol. 2020; 21(3): 335–7. https://doi. org/10.1016/S1470-2045(20)30096-6 PMID: 32066541
5. ESMO. ESMO COVID-19 and cancer. URL: https://www. esmo.org/covid-19-and-cancer/q-a-on-covid-19, free (accessed 20.04.2020).
6. Gosain R., Abdou Y., Singh A., et al. COVID-19 and cancer: a comprehensive review. current oncology reports 2020 May 8; 22(5): 53. https://doi.org/10.1007/s11912-020-00934-7 PMID: 32385672
7. Report of the WHO-China joint mission on coronavirus disease 2019 (COVID-19). 16–24 February 2020. https://www.who.int/ docs/default-source/coronaviruse/who-china-joint-mission-oncovid-19-final-report.pdf, free (accessed 22.03.2020).
8. Yu J., Ouyang W., Chua M.L.K., Xie C. SARS-CoV-2 transmission in patients with cancer at a tertiary care hospital in Wuhan, China. JAMA Oncol. 2020 Mar 25; 6(7): 1108–10. https://doi. org/10.1001/jamaoncol.2020.0980 PMID: 32211820
9. The Novel Coronavirus Pneumonia Emergency Response Epide miology Team. The epidemiological characteristics of an outbreak of 2019 novel coronavirus diseases (COVID-19) — China, 2020. 2020 Feb 10; 41(2): 145–51. https://doi.org/10.3760/cma .j.issn.0254-6450.2020.02.003 PMID: 32064853 URL: https:// slma.lk/wp-content/uploads/2020/02/TheEpidemiologicalChara cteristicsofanOutbreakof2019NovelCoronavirusDiseases28COVID-1929E28094China2C20201.pdf, free (accessed 22.03.2020).
10. Desai A., Sachdeva S., Parekh T., Desai R. COVID-19 and cancer: lessons from a pooled meta-analysis. JCO Glob Oncol. 2020 Apr; 6:557–9. https://doi.org/10.1200/GO.20.00097 PMID: 32250659
11. Emami A., Javanmardi F., Pirbonyeh N., Akbari A. Prevalence of underlying diseases in hospitalized patients with COVID-19: a systematic review and meta-analysis. Arch Acad Emerg Med. 2020 Mar 24; 8(1): e35. eCollection. https://doi.org/10.22037/ aaem.v8i1.600 PMID: 32232218
12. Hu Y., Sun J., Dai Z., et al. Prevalence and severity of corona virus disease 2019 (COVID-19): a systematic review and meta-analysis. J Clin Virol. 2020 Jun; 127: 104371. https://doi.org/10.1016/j. jcv.2020.104371 PMID: 32315817
13. Richardson S., Hirsch J.S., Narasimhan M., et al. Presenting characteristics, comorbidities, and outcomes among 5700 patients hospitalized with COVID-19 in the New York city area. JAMA. 2020 Apr 22; 323(20): 2052–9. https://doi.org/10.1001/ jama.2020.6775 PMID: 32320003
14. Grasselli G., Zangrillo A., Zanella A., et al. Baseline characteristics and outcomes of 1591 patients infected with SARS-CoV-2 admitted to ICUs of the Lombardy region, Italy. JAMA. 2020 Apr 6; 323(16): 1574–81. https://doi.org/10.1001/jama.2020.5394 PMID: 32250385
15. Onder G., Rezza G., Brusaferro S. Case-fatality rate and characteristics of patients dying in relation to COVID-19 in Italy. JAMA. 2020 Mar 23; 323(18): 1775–6. https://doi.org/10.1001/ jama.2020.4683 PMID: 32203977
16. Verity R., Okell L.C., Dorigatti I., et al. Estimates of the severity of coronavirus disease 2019: a model-based analysis. Lancet Infect Dis. 2020 Jun; 20(6): 669–77. https://doi.org/10.1016/ S1473-3099(20)302 43-7 PMID: 32240634
17. Preliminary Estimates of the Prevalence of Selected Underlying Health Conditions Among Patients with Coronavirus Disease 2019 — United States, February 12–March 28, 2020. MMWR Morb Mortal Wkly Rep. ePub: 31 March 2020. 2020 Apr 3; 69(13): 382–6. https://doi.org/10.15585/mmwr.mm6913e2 PMID: 32240123
18. Zhang L., Zhu L., Xie C., et al. Clinical characteristics of COVID19-infected cancer patients: A retrospective case study in three hospitals within Wuhan, China. Ann Oncol. 2020 Jul; 31(7): 894–901. https://doi.org/10.1016/j.annonc.2020.03.296 PMID: 32224151
19. Dai M., Liu D., Liu M., et al. Patients with cancer appear more vulnerable to SARS-COV-2: a multi-center study during the COVID-19 outbreak. Cancer Discov. 2020 Jun; 10(6): 783–91. https://doi.org/10.1158/2159-8290.CD-20-0422 PMID: 32345594
20. Miyashita H., Mikami T., Chopra N., et al. Do Patients with cancer have a poorer prognosis of COVID-19? An experience in New York city. Ann Oncol. 2020 Aug; 31(8): 1088–9. https://doi.org/10.1016/j.annonc.2020.04.006 PMID: 32330541
21. Mehta V., Goel S., Kabarriti R., et al. Case fatality rate of cancer patients with COVID-19 in a New York hospital system. Cancer Discov. 2020 Jul; 10(7): 935–41. https://doi.org/10.1158/2159- 8290.CD-20-0516 PMID: 32357994
22. U.S. Food & Drug Administration. FDA drug shortages. URL: https://www.accessdata.fda.gov/scripts/drugshortages/default. cfm, free (accessed 22.03.2020)
23. ASCO. ASCO coronavirus resources. URL: https://www.asco. org/asco-coronavirus-information, free (accessed 17.04.2020).
24. You B., Ravaud A., Canivet A., et al. The official French guidelines to protect patients with cancer against SARS-CoV-2 infection. Lancet Oncol. 2020 May; 21(5): 619–21. https://doi.org/10.1016/ S1470-2045(20)30204-7 PMID: 32220659
25. NCCN. Coronavirus disease 2019 (COVID-19) resources for the cancer care community. URL: https://www.nccn.org/covid-19/, free (accessed 12.04.2020).
26. ESMO. ESMO COVID-19 and cancer. URL: https://www.esmo. org/covid-19-and-cancer, free (accessed 20.04.2020).
27. Ontario Health Cancer Care Ontario. Pandemic planning clinical guideline for patients with cancer. URL: https://www.accc-cancer. org/docs/documents/cancer-program-fundamentals/oh-cco-pandemic-planning-clinical-guideline_final_2020-03-10.pdf, free (accessed 20.04.2020).
28. Al-Shamsi H.O., Alhazzani W., Alhuraiji A., et al. A practical approach to the management of cancer patients during the novel coronavirus disease 2019 (COVID-19) pandemic: an international collaborative group. Oncologist. 2020 Jun; 25(6): e936–45. https:// doi.org/10.1634/theoncologist.2020-0213 PMID: 32243668
29. American Society for Radiation Oncology (ASTRO). COVID-19 recommendations to radiation oncology practices. URL: https:// www.astro.org/Daily-Practice/COVID-19-Recommendationsand-Information, free (accessed 10.05.2020).
30. Kaprin A.D., Kostin A.A., Pashigorova L.V., et al. Profilaktika, diagnostika i lechenie novoi koronavirusnoi infektsii (COVID-19) u onkologicheskikh bol’nykh. Moskva: FGBU “Natsional’nyi meditsinskii issledovatel’skii Tsentr radiologii” Minzdrava Rossii, 2020. 18 р. [Prevention, diagnosis and treatment of new coronavirus infection (COVID-19) in cancer patients]. (In Russian). URL: http://nmicr.ru/news/covid-19/_Covid_брошюра_%20FIN.pdf, (accessed 05.06.2020).
31. Cai Z.X., Wen W.Q., Min Z.J. Comparison of 5–FU-based and capecitabine-based neoadjuvant chemoradiotherapy in patients with rectal cancer: a meta-analysis. Clin Colorectal Cancer. 2017 Sep; 16(3): e123–39. https://doi.org/10.1016/j.clcc.2017.01.009 PMID: 28284574
32. Willan J., King A.J., Hayes S., et al. Care of haematology patients in a COVID-19 epidemic. Br J Haematol. 2020 Apr; 189(2): 241– 3. https://doi.org/10.1111/bjh.16620 PMID: 32173855
33. Centers for Disease Control and Prevention. CDC: COVID-19. URL: https://www.cdc.gov/coronavirus/2019-nCoV/index.html, free (accessed 26.04.2020).
34. American College of Surgeons. ACS: COVID-19 and surgery. URL: https://www.facs.org/covid-19/clinical-guidance, free (accessed 16.04.2020).
35. Liang W., Guan W., Chen R., et al. Cancer patients in SARSCoV-2 infection: a nationwide analysis in China. Lancet Oncol. 2020 Mar; 21(3): 335–7. https://doi.org/10.1016/S1470- 2045(20)30096-6 PMID: 32066541
36. COVID-19 rapid guideline: delivery of systemic anticancer treatments NICE guideline [NG161] Published date: 20 March 2020. Last updated: 27 April 2020. URL: https://www.nice.org.uk/ guidance/ng161/resources/covid19-rapid-guideline-delivery-ofsystemic-anticancer-treatments-pdf-66141895710661, free (accessed 05.05.2020).
37. Interim treatment change options for the COVID-19 pandemic, endorsed by NHS England (27 April 2020). URL: https://www. nice.org.uk/guidance/ng161/resources/interim-treatment-changeoptions-during-the-covid19-pandemic-endorsed-by-nhs-englandpdf-8715724381, free (accessed 10.05.2020).
38. Chua M.L.K. Effektivnyi onkotsentr v epokhu COVID: opyt Kitaia i Singapura [Effective cancer centers in the age of COVID: the experience of China and Singapore]. (In Russian). URL: http://www.protiv-raka.ru/effektivnyj-onkocentr-v-epohu-covidopyt-kitaya-i-singapura/, free (accessed 28.04.2020).
39. Snegovoi A.V., Kononenko I.B., Kornietskaia A.L. i dr. Rekomendatsii po profilaktike i lecheniiu neitropenii i anemii u onkopatsientov v period pandemii COVID-19 [Recommendations for the prevention and treatment of neutropenia and anemia in cancer patients during the COVID-19 pandemic]. (In Russian). URL: https://oncology-association.ru/files/pdf/2020/Rekomendacii_ AOR_po_FN_i_anemii.pdf, free (accessed 10.06.2020).