aUniversity Hospital of Guadalajara (SESCAM), Guadalajara
bTeaching Unit of Preventive and Public Health, Institute of Health Sciences, Talavera de la Reina
cCancer and Environmental Epidemiology Unit, National Center of Epidemiology, Instituto de Salud Carlos III
dConsortium for Biomedical Research in Epidemiology and Public Health (CIBER Epidemiología y Salud Pública, CIBERESP)
eDepartment of Microbiology, Ramón y Cajal University Hospital and Ramón y Cajal Health Research Institute
fDepartment of Health, Epidemiology Section, Public Health Division, Madrid
gSpanish Network for Research in Infectious Diseases
hGastroenterology Department, Hospital del Mar
iDepartment of Clinical Sciences, Faculty of Medicine, University of Barcelona
jISGlobal, Centre for Research in Environmental Epidemiology (CREAL)
kIMIM (Hospital del Mar Medical Research Institute)
lPompeu Fabra University, Barcelona
mCancer Prevention and Control Program, Catalan Institute of Oncology-IDIBELL
nCancer Epidemiology Research Programme, Catalan Institute of Oncology-IDIBELL, L’Hospitalet de Llobregat
oResearch Group in Gene-Environment Interactions and Health, University of León, Leon
pPublic Health Division of Gipuzkoa, BioDonostia Research Institute
qDepartment of Pathology, Donostia University Hospital, Donostia
rNavarra Institute for Health Research (IdiSNA), Pamplona
sOncology Institute, University of Oviedo, Oviedo
tUniversity of Cantabria –Marqués de Valdecilla Research Institute (IDIVAL), Santander
uFoundation for the Promotion of Health and Biomedical Research of Valencia Region (FISABIO), Valencia
vNatural Resources, Health and Environment Research Center, University of Huelva, Huelva (RENSMA)
wDepartment of Epidemiology, Murcia Regional Health Council, IMIB-Arrixaca
xDepartment of Health and Social Sciences, University of Murcia, Murcia
yGranada Health Research Institute (ibs.GRANADA)
zDepartment of Preventive Medicine and Public Health, University of Granada, Granada, Spain
*Division of Molecular Diagnostics of Oncogenic Infections, Infection, Inflammation and Cancer Program, German Cancer (DKFZ), Research Center, Heidelberg, Germany
Correspondence to Nuria Aragonés, PhD, MD, PHM, Subdirección General de Epidemiología, Dirección General de Salud Pública, Consejería de Sanidad de la Comunidad de Madrid, C/San Martín de Porres 6, 28035 Madrid, Spain Tel: +34 913 700 121; fax: +34 913 700 883; e-mail: [email protected]