Zero-shot Performance of Generative AI in Brazilian Portuguese Medical Exam. - Cesar Truyts; Amanda Gomes Rabelo; Gabriel Mesquita de Souza; Daniel Scaldaferri Lages; Adriano Jose Pereira; Uri Adrian Prync Flato; Eduardo Pontes Reis; Joaquim Edson Vieira; Paulo Sergio Panse Silveira; Edson Amaro Júnior (CoRR, 2025)