Seroprevalence of Listeria monocytogenes in HIV infected pregnant women from Brazil Isabelle Geoffroy Ribeiro Freitag; Rodrigo de Castro Lisbôa Pereira; Elizabeth S Machado; Ernesto Hofer; Deyse Christina Vallim; Cristina Barroso Hofer;

Proposal of a clinical score to stratify the risk of multidrug-resistant gram-negative rods bacteremia in cancer patients Alberto A. Carena; Ana Laborde; Inés Roccia-Rossi; Cynthia J. Palacios; Rosana Jordán; Alejandra Valledor; Andrea Nenna; Patricia Costantini; Miguel Dictar; Fabián Herrera;