Ruano-Ravina Alberto, Wakeford Richard
From the Department of Preventive Medicine and Public Health, University of Santiago de Compostela, Spain.
CIBER de Epidemiología y Salud Pública. CIBERESP, Spain.
Epidemiology. 2020 Mar;31(2):155-159. doi: 10.1097/EDE.0000000000001148.