The natural history of symptomatic COVID-19 in Catalonia, Spain: a multi-state model including 109,367 outpatient diagnoses, 18,019 hospitalisations, and 5,585 COVID-19 deaths among 5,627,520 people
Published in 2020 by
E. Burn,
C. Tebé,
S. Fernandez Bertolin 
,
M. Aragon,
M. Recalde,
E. Roel,
A. Prats Uribe,
D. Prieto Alhambra,
T. Duarte Salles
,
M. Aragon,
M. Recalde,
E. Roel,
A. Prats Uribe,
D. Prieto Alhambra,
T. Duarte Salles
