Electrochemical sensor based on carbon nanohorns and hydrophobic deep eutectic solvent for the determination of serotonin in biological samples - Augusto, Karen K. L; Gomes Júnior, Paulo C; Longatto, Gustavo P; Piccin, Evandro; Cavalheiro, Eder Tadeu Gomes; Bernalte, Elena; Banks, Craig E; Fatibello Filho, Orlando (Electrochimica Acta, 2025)