References
1. Poon L.C., Syngelaki A., Akolekar R., et al. Combined screening for preeclampsia and small for gestational age at 11–13 weeks. Fetal Diagn Ther. 2013; 33: 16–27.
2. Sonek J.D., Kagan K.O., Nicolaides K.H. Inverted Pyramid of Care. Clin Lab Med. 2016; 36 (2): 305–17.
3. De Jong A., Idit M., Jan M.M. V.L. Prenatal screening: current practice, new developments, ethical challenges. Bioethics. 2015; 29.1: 1–8.
4. Edwards L., Hui L. First and second trimester screening for fetal structural anomalies. Semin Fetal Neonatal Med. 2018; 23 (2).5. Morris R.K., Bilagi A., Devani P., Kilby M. D. Association of serum PAPP-A levels in first trimester with small for gestational age and adverse pregnancy outcomes: systematic review and meta-analysis. Prenat Diagn. 2017; 37: 253-65.
6. Patil M., Panchanadikar T.M., Wagh G. Variation of papp-a level in the first trimester of pregnancy and its clinical outcome. J Obstet Gynaecol India. 2014; Vol. 64: 116-9.
7. Kaijomaa M., Ulander V.M., Hamalainen E., Alfthan H., Markkanen H., Heinonen S., Stefanovic V. The risk of adverse pregnancy outcome among pregnancies with extremely low maternal PAPP-A. Prenat Diagn. 2016; Vol. 36: 1115-20.
8. Roberge S., Villa P., Nicolaides K., et al. Early administration of low-dose aspirin for the prevention of preterm and term preeclampsia: a systematic review and meta- analysis. Fetal Diagn Ther. 2012; 31: 141-6.
9. Pummara P., Tongsong T., Wanapirak C., Sirichotiyakul S., & Luewan S. Association of first-trimester pregnancy-associated plasma protein A levels and idiopathic preterm delivery: A population-based screening study. Taiwan J Obstet Gynecol. 2016; 55 (1): 72-5.
10. Hansen Y., Myrhoj V., Jorgensen F., et al. First trimester PAPP-A2, PAPP-A and hCGp in small-for-gestational-age pregnancies. Clin Chem Lab Med. 2016; Vol. 54 (1): 117-23.
11. Bilagi A., Burke D.L., Riley R.D., Mills I., Kilby M.D., Katie M.R. Association of maternal serum PAPP-A levels, nuchal translucency and crown-rump length in first trimester with adverse pregnancy outcomes: retrospective cohort study. Prenat Diagn. 2017; Vol. 37: 705-11.
12. Tsyvian P.B., Kovalev V.V., Kosovtsova N.V. Ultrasound markers of genetic pathology and early hemodynamic changes in human embryo. Fiziologiya cheloveka [Human Physiology]. 2014; 40 (3): 120-4. (in Russian)
13. American College of Obstetricians and Gynecologists; Task Force on Hypertension in Pregnancy. Hypertension in pregnancy. Report of the American College of Obstetricians and Gynecologists' Task Force on Hypertension in Pregnancy. Obstet Gynecol. 2013; 122: 1122-31.
14. Birdir C., Droste L., Fox L., Frank M., Fryze J., Enekwe A., Koninger A., Kimmig R., Schmidt B., Gellhaus A., Predictive value of sFlt-1, PlGF, sFlt-1/PlGF ratio and PAPP-A for late-onset preeclampsia and IUGR between 32 and 37 weeks of pregnancy. Pregnancy Hypertension. 2018; 12: 124-8.
15. Poon L.C., Shennan А., Hyett J.A., Kapur А., Hadar Е., Divakar Н., et al. International Federation of Gynecology and Obstetrics (FIGO) initiative on pre-eclampsia: a pragmatic guide for first-trimester screening and prevention (adapted version in Russian edited by Z.S. Khodzhaeva, E.L. Yarots-kaya, I.I. Baranov). Akusherstvo i ginekologiya: novosti mneniya, obuchenie [Obstetrics and Gynecology: News, Opinions, Training]. 2019; 7 (4): 32-60. (in Russian)
16. O'Gorman N., Wright D., Poon L.C., Rolnik D.L., Syngelaki A., Wright A., Akolekar R., Cicero S., Janga D., Jani J., Molina F.S., de Paco Matallana C., Papantoniou N., Persico N., Plasencia W., Singh M., Nicolaides K.H. Accuracy of competing-risks model in screening for preeclampsia by maternal factors and biomarkers at 11-13 weeks' gestation. Ultrasound Obstet Gynecol. 2017; 49: 751-5.
17. Kudryavtseva E.V., Kanivets I.V., Kievskaya Yu.K., Baranov 1.1., Kovalev V.V., Korostelev S.A. Noninvasive prenatal testing in Russia: a population study. Akusherstvo i ginekologiya [Obstetrics and Gynecology]. 2019; 12: 30-5. (in Russian)
18. Krishna I., Badell M., Loucks T.L., Lindsay M., Samuel A. Adverse perinatal outcomes are more frequent in pregnancies with a low fetal fraction result on noninvasive prenatal testing. Prenat Diagn. 2016; 36 (3): 210-5.
19. Rolnik D.L., da Silva Costa F., Lee T.J., Schmid M., McLennan A.C. Assotiation between fetal fraction on cell-free DNA testing and first trimester markers for preeclampsia. Ultrasound Obstet Gynecol. 2018; 31 (8): 12-27.
20. Hypertensive disorders during pregnancy, childbirth and the postpartum period. Preeclampsia Eclampsia. Clinical recommendations (Protocol) approved. The Ministry of Healthcare of the Russian Federation dated 06.06.2016 No. 15-4/10/2-3483. Moscow, 2016. 272 p. (in Russian)