Carvalho Marta;  Melo Adma;  Afonso Tiago;  Barbosa Joana;  Ribeiro Tânia;  Tavaria Freni;  Carocho Márcio;  Barros Lilian;  Pintado Manuela;  Teixeira Paula:   Determination of minimum inhibitory concentrations of several plants extracts against different bacterial pathogens.