Invasive bacterial infections in febrile infants younger than 3 months old after SARS-CoV-2 pandemic Leire Bizkarra-Txurruka; Ainara Lejarzegi; David Andina; Borja Gomez; Santiago Mintegi;

Current epidemiological situation of Streptococcus pyogenes infections Cristina Calvo; Jesús Saavedra Lozano;

Analytical data as a predictor of duration of hospital admission in human parechovirus infections Silvia Gómez-Anca; Paula Fresno Jorge; María Cabrerizo; María de Ceano-Vivas La Calle; Cristina Calvo;