15. Cosma, S., Carosso, A. R., Cusato, J., Borella, F., Carosso, M., Bovetti, M., & Benedetto, C. (2021). Coronavirus disease 2019 and first-trimester spontaneous abortion: a case-control study of 225 pregnant patients. American journal of obstetrics and gynecology, 224(4), 391. e1-391. e7. https://doi.org/10.1016/_j.ajog.2020.10.005
16. Fallach, N., Segal, Y., Agassy, J., Perez, G., Peretz, A., Chodick, G., & Goldshtein, I. (2022). Pregnancy outcomes after SARS-CoV-2 infection by trimester: A large, population-based cohort study. PLoS One, 17(7), e0270893. https://doi.org/10.1371/journal.pone.0270893
17. Balachandren, N., Davies, M. C., Hall, J. A., Stephenson, J. M., David, A. L., Barrett, G., & Mavrelos, D. (2022). SARS-CoV-2 infection in the first trimester and the risk of early miscarriage: a UK population-based prospective cohort study of 3041 pregnancies conceived during the pandemic. Human Reproduction, 37(6), 1126-1133. https://doi.org/10.1093/humrep/deac062
18. Kiremitli, S., Kiremitli, T., Ulug, P., Kirkinci, A., Kurnuc, F Z., Yilmaz, N., & Uzel, K.
(2022). Does being infected with SARS-CoV-2 in the first-trimester increase the risk of miscarriage? Anais da Academia Brasileira de Ciencias, 94. https://doi.org/10.1590/0001-
3765202220211283
19. Mal'gina, G. B., D'yakova, M. M., Bychkova, S. V., Grishkina, A. A., Pepelyaeva, N. A., Ol'kov, S. S., Melkozerova, O. A., Bashmakova, N. V., & Davydenko, N. B. (2022). Novaya koronavirusnaya infektsiya v I trimestre beremennosti: perinatal'nye i materinskie posledstviya. Akusherstvo i ginekologiya, (12), 90-99. (in Russian).
20. Stetsenko, N. A., Fatkullina, I. B., Faizullina, L. A., Lazareva, A. Yu., Fatkullina, D. A., & Sitdikova, D. G. (2022). Sovremennye podkhody k otsenke stepeni perinatal'nogo riska. Akusherstvo, ginekologiya i reproduktsiya, 16(4), 438-449.
21. Dobrokhotova, Yu. E., Kuznetsov, P. A, Kopylova, Yu. V, & Dzhokhadze, L. S. (2015). Kesarevo sechenie : proshloe i budushchee. Ginekologiya, 17(3), 64-66. (in Russian).
22. Betran, A. P., Ye J., Moller, A. B., Zhang, J., Gulmezoglu, A. M., & Torloni, M. R. (2016). The increasing trend in caesarean section rates: global, regional and national estimates: 1990-2014. PloS one, 11(2), e0148343. https://doi.org/10.1371/journal.pone.0148343
23. Abramchenko, V. V., & Lantsev, E. A. (2010). Kesarevo sechenie v perinatal'noi meditsine. Moscow. (in Russian).
24. Fatkullina, Yu. N., Yashchuk, A. G., Lazareva, A. Yu., Stetsenko, N. A., Tadzhiboeva, N. A., & Faizullina, L. A. (2022). Sostoyanie ploda i perinatal'nye iskhody pri predlezhanii platsenty. Akusherstvo, Ginekologiya i Reproduktsiya, 16(5), 567-574. (in Russian).
25. Devyatova, E. A. (2016). Anomalii raspolozheniya i prikrepleniya platsenty - faktory riska nedonashivaniya beremennosti, kesareva secheniya i neblagopriyatnykh perinatal'nykh iskhodov. Akusherstvo i ginekologiya. Novosti. Mneniya. Obuchenie, (3), 17-24. (in Russian).
26. Trishkin, A. G. (2012). Rezervy snizheniya perinatal'noi smertnosti v promyshlennom regione (na primere Kemerovskoi oblasti): avtoref. .. .d-ra med. nauk. Kemerov. (in Russian).
27. Tsurkan, S. V. (2011). Kliniko-organizatsionnoe obosnovanie rannei profilaktiki perinatal'noi patologii kak komponenta uluchsheniya obshchestvennogo zdorov'ya: avtoref. .d-ra med. nauk. Moscow. (in Russian).
28. Sarbasova, A. E., Sinchikhin, S. P., Mamiev, O. B., Dzhumanova, Z. D., & Karnaukh, M. M. (2016). Kesarevo sechenie v sovremennom akusherstve: epidemiologiya, znachenie dlya preduprezhdeniya akusherskoi i perinatal'noi patologii, oslozhneniya. Astrakhanskii meditsinskii zhurnal, 11(2), 57-64. (in Russian).
29. Visser, G. H., Ayres-de-Campos, D., Barnea, E. R., de Bernis, L., Di Renzo, G. C., Vidarte, M. F. E., & Walani, S. (2018). FIGO position paper: how to stop the caesarean section epidemic. Lancet (London, England), 392(10155), 1286-1287. https://doi.org/10.1016/s0140- 6736(18)32113-5
30. Suverneva, A. A. (2018). Optimizatsiya prognozirovaniya perinatal'nykh oslozhnenii i puti ikh snizheniya: avtoref. . ..kand. med. nauk. Volgograd. (in Russian).
31. Ivanova, L. A. (2020). Perinatal'nye poteri: novye podkhody k profilaktike na osnove sistemy prognosticheskikh akusherskikh modelei: avtoref. ...d-ra med. nauk. St. Petersburg. (in Russian).