Is dark-field microscopy still useful for the primary syphilis diagnosis in the 21ST century? Clara Lejarraga-Cañas; Oskar Ayerdi-Aguirrebengoa; Blanca Menéndez-Prieto; Estela Tello-Romero; Carmen Rodríguez-Martín; Jorge del Romero-Guerrero;

Differences in epidemiology and mortality between men and women with HIV infection in the CoRIS cohort from 2004 to 2014 Constanza Muñoz Hornero; Alfonso Muriel; Marta Montero; José Antonio Iribarren; Mar Masía; Leopoldo Muñoz; Gloria Sampériz; Gemma Navarro; Santiago Moreno; María Jesús Pérez-Elías;

Infections due to Vagococcus spp. Microbiological and clinical aspects and literature review Laura Racero; Claudia Barberis; Germán Traglia; María Susana Loza; Carlos Vay; Marisa Almuzara;