Clinical Trial Classification of SNS24 Calls with Neural Networks - Yang, Hua; Gonçalves, Teresa; Quaresma, Paulo; Vieira, Renata; Veladas, Rute; Pinto, Cátia; Oliveira, João; Ferreira, Maria; Morais, Jessica; Pereira, Ana; Fernandes, Nuno; Gonçalves, Carolina (2022)