Expression of Concern: Sensitivity Analysis of Electromechanical Impedance Signals for Early Detection of Debonding in Sandwich Face Layers: A Case Study Using SHM Data. Mesopotamian Journal of Civil Engineering [Internet]. 2026 Mar. 5 [cited 2026 Mar. 16];2026:1-. Available from: https://journals.mesopotamian.press/index.php/MJCE/article/view/1068