Executive summary: Guidelines for the diagnosis and treatment of septic arthritis in adults and children, developed by the GEIO (SEIMC), SEIP and SECOT Natividad Benito; Juan Carlos Martínez-Pastor; Jaime Lora-Tamayo; Javier Ariza; José Baeza; Joaquín Belzunegui-Otano; Javier Cobo; María-Dolores del-Toro; Cesar G. Fontecha; Lluís Font-Vizcarra; Juan P. Horcajada; Laura Morata; Oscar Murillo; Joan M. Nolla; Esmeralda Núñez-Cuadros; Carlos Pigrau; María Eugenia Portillo; Dolors Rodríguez-Pardo; Beatriz Sobrino-Díaz; Jesús Saavedra-Lozano;

Impact of 18F-FDG-PET/CT on the management of Staphylococcus aureus bacteraemia: A retrospective observational study Paula Suanzes; Rein Willekens; Mireia Puig-Asensio; María Nazarena Pizzi; Albert Roque; Marta Barios; Marc Simó; Dolors Rodríguez-Pardo; María Nieves Larrosa; Núria Fernández-Hidalgo; Benito Almirante;

Efficacy and safety of hydroxychloroquine in healthcare professionals with mild SARS-CoV-2 infection: Prospective, non-randomized trial Antonia Agusti; Elena Guillen; Alfonso Ayora; Andres Anton; Cristina Aguilera; Xavier Vidal; Cristina Andres; Manuel Alonso; Meritxell Espuga; Juliana Esperalba; Mª Queralt Gorgas; Benito Almirante; Esteban Ribera;