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Physical absorption vs covalent binding of graphene oxide on glassy carbon electrode towards a robust aptasensor for ratiometric electrochemical detection of vascular endothelial growth factor (VEGF) in serum

EngineeringCarbon-based MaterialPhysical AbsorptionGrapheneRatiometric Electrochemical DetectionBiomedical EngineeringElectroanalytical SensorBiophysicsGraphene Oxide