Saavedra-Hernández, M., Lara-Palomo, I. C., Sánchez-Ferre, C., Fernández-García, R., González-Gerez, J. J., Castro-Sánchez, A. M. (2026). Ultrasound-guided percutaneous electrolysis versus dry needling in patients with chronic low back pain a double-blind randomized clinical trial. Scientific Reports. https://doi.org/10.1038/s41598-026-45876-5