Regional and Extraregional Pressure Pain Threshold Patterns in Tension-Type Headache and Low Back Pain: A Cross-Sectional Comparative Study. - Kopitovic, Aleksandar; Katanic, Filip; Kalember, Sandro; Vico Katanic, Nina; Katanic, Teodora; Lucic, Aleksandra; Lalic, Ivica; Simic, Svetlana (Journal of Clinical Medicine, 2026)