Biosensors Platform Based on Chitosan/AuNPs/Phthalocyanine Composite Films for the Electrochemical Detection of Catechol. The Role of the Surface Structure. - Coral Salvo-Comino; Alfonso González-Gil; Javier Rodriguez-Valentin; Celia García-Hernández; Fernando Martin-Pedrosa; Cristina García-Cabezón; Maria Luz Rodríguez-Méndez (Sensors, 2020)