Evolving SARS-CoV-2 severity among hospital and university affiliates in Spain and Greater Boston Fares Amer; Fan-Yun Lan; Mario Gil-Conesa; Amalia Sidossis; Daniel Bruque; Eirini Iliaki; Jane Buley; Neetha Nathan; Lou Ann Bruno-Murtha; Silvia Carlos; Stefanos N. Kales; Alejandro Fernandez-Montero;

Justification for 24/7 clinical microbiology services Germán Bou; Esther Calbo; Manuel Crespo; Rafael Cantón; Fran Franco Álvarez de Luna; Julio García Rodríguez; Miguel Ángel Goenaga; Juan González-García; Julià Gonzàlez; Nieves Larrosa; Luis Martínez-Martínez; David Navarro; José Ramón Paño; Antonio Rivero; Juan Carlos Rodríguez; María Tomás; Jordi Vilaj;

Executive summary: Clinical practice guidelines on the management of resistant tuberculosis of the Spanish Society of Pulmonology and Thoracic Surgery (SEPAR) and the Spanish Society of Infectious Diseases and Clinical Microbiology (SEIMC) Adrian Sanchez-Montalva; José Antonio Caminero; Mª Remedio Guna; Teresa Rodrígo Sanz; Ramón Rabuñal; Joan Pau Millet; José Antonio Gullón-Blanco; Luis Anibarro; Guillermo Perez-Mendoza; Juan Francisco Medina; Verónica González-Galán; Eva Tabernero;