Challenges in the trainning of physicians: ethical and human aspects - Piccinato, Carlos Eli; Rodrigues, Maria de Lourdes Veronese; Figueiredo, José Fernando de Castro; Peres, Cristiane Martins; Colares, Maria de Fátima Aveiro; Castro, Margaret de; Passos, Afonso Dinis Costa; Emes, Luiz (Congress of the Association for Medical Education in Europe(AMEE), 2007)