autores Antonio Jaime Botelho Correia de Sousa Teixeira, Pedro Miguel Silva Costa Afonso Araújo, V. Correia de Sousa, J. John Yaphe Teixeira, Pedro Miguel Silva Costa Afonso
Digital Object Identifier (DOI) https://doi.org/10.1186/s12875-016-0512-1 https://doi.org/10.1186/s12875-016-0512-1