For citations:
Borschova A.A., Pertceva G.M., Alekseeva N.A. ISTHMIC-CERVICAL INSUFFICIENCY IN THE STRUCTURE OF THE REASONS FOR MORTARING OF PREGNANCY. Medical Herald of the South of Russia. 2020;11(1):34-40. (In Russ.) https://doi.org/10.21886/2219-8075-2020-11-1-34-40