Carbon spherical shells functionalized with nitrogen as sustainable electrochemical materials for rapid detection of diclofenac in saliva, urine, water, and tablets - Gomes, Nathalia Oezau; Calegaro, Marcelo Luiz; Mattoso, Luiz Henrique Capparelli; Oliveira Junior, Osvaldo Novais de; Machado, Sergio Antonio Spinola; Raymundo-Pereira, Paulo Augusto (ACS Applied Nano Materials, 2024)