Clinic of Obstetrics and Gynecology of Vilnius University;
Vilnius;
Lithuania;
Centre of Obstetrics and Gynecology;
Vilnius University Hospital Santaros Klinikos;
Vilnius;
Lithuania;
Department of Obstetrics;
University Hospital Zurich;
Zurich;
Switzerland;
Postpartum; Ultrasound; Uterus; Physiology; Pathology; Cesarean; Scar;