Polymer–Graphene Composites for Electrochemical Sensing: A Comprehensive Review of Functionalization Pathways and Sustainable Design Strategies. - Carrascal-Hernández, Domingo César; Ramos-Hernández, Andrea; Galán-Freyle, Nataly J.; Insuasty, Daniel; Méndez-López, Maximiliano (Polymers (20734360), 2026)