Czechowska, B. et al. 2025. Assessment of the activity of the linea alba of the rectus abdominis muscle in different body positions in women in the late postpartum period using ultrasound imaging. State & Society. 25, 2 (Dec. 2025), 67–78. DOI:https://doi.org/10.48269/2451-0858-pis-2025-2-005.