TY JOUR TI CERVICAL-ISTHMIAN PREGNANCY: A CLINICAL CASE OF GESTATION AND BIRTH OF A CHILD KW cervical-isthmian pregnancy KW maternal mortality KW burdened obstetric and gynecological history KW complications KW gestation KW birth. JO Clinical Medicine and Pharmacology AU Cheremiskin, V.P. AU Filyanina, A.V. PY 2022 IS 8 PB LLC Information and publishing center Innovations and investments