Walheim, Gert, Sven Olerud, and Tommy Ribbe. “Mobility of the Pubic Symphysis: Measurements by an Electromechanical Method”. Acta Orthopaedica 55, no. 2 (January 1, 1984): 203–208. Accessed July 8, 2026. https://actaorthop.org/actao/article/view/23359.