Proper assignation of reactivation in a COVID-19 recurrence
initially interpreted as a reinfection
Laura Pérez Lago1,2+, Helena Martínez
Lozano2,3+, Jose Antonio Pajares
Díaz2,3+, Arantxa Díaz Gómez2,3+,
Marina Machado1,2, Pedro J.
Sola-Campoy1,2, Marta Herranz1,2,4,
Maricela Valerio1,2, María
Olmedo1,2, Cristina Andrés Zayas2,5,
Iñaki Comas6,7, Fernando González
Candelas7,8, Rafael Bañares9,10,
Pilar Catalán1,2,4, Patricia
Muñoz1,2,4,9, and Darío García de
Viedma1,2,4* on behalf of Gregorio Marañón
Microbiology-ID COVID-19 Study Group
1Servicio de Microbiología Clínica y Enfermedades
Infecciosas, Gregorio Marañón General University Hospital, Madrid, Spain
2Instituto de Investigación Sanitaria Gregorio Marañón
(IiSGM), Madrid, Spain
3Servicio de Digestivo, Gregorio Marañón General
University Hospital, Madrid, Spain
4CIBER Enfermedades Respiratorias (CIBERES), Madrid,
Spain
5Genomics Unit, Gregorio Marañón General University
Hospital, Madrid, Spain
6Instituto de Biomedicina de Valencia-CSIC, Valencia,
Spain
7CIBER Salud Pública (CIBERESP), Spain
8Joint Research Unit ”Infection and Public Health”
FISABIO-University of Valencia, Institute for Integrative Systems
Biology (I2SysBio), Valencia, Spain
9Departamento de Medicina, Universidad Complutense,
Madrid, Spain
10CIBER Enfermedades hepáticas y digestivas
(CIBERehd). Madrid, Spain
*Corresponding author:dgviedma2@gmail.com
Phone: (+34) 914265104
Postal address: C/Dr. Esquerdo 46 (28007), Madrid, Spain.
+: these authors contributed equally to this work
Running title : COVID-19 reactivation and nosocomial
transmission