The Relationship Between Self-Concept, Self-Differentiation, and Cognitive Flexibility in University Students: A Systematic Review and Meta-Analysis: Quantifying the Role of Self-Coherence as a Latent Predictor of Cognitive Adaptability (M. . Sarem Safari & D. M. H. . Delshad , Trans.). (2025). Health Promotion Sciences , 1(1), 25-34. https://doi.org/10.1000/xvfmrr24