Helinando de Oliveira, Carlos Alves do Nascimento Filho, Fernando Antonio Gomes da Silva Jr., Mateus Matiuzzi da Costa Synthesis, characterization and antibacterial evaluation of cotton fiber coated with chitosan-agar/tannin derivative/polypyrrole composites
Leiraud Hilkner De Souza, Creusa Sayuri Tahara Amaral The pharmaceutical patent process: National Health Surveillance Agency and National Institute of Industrial Property act differently in the process