aDepartment of Epidemiology, IRCCS – Istituto di Ricerche Farmacologiche ‘Mario Negri’
bDepartment of Clinical Sciences and Community Health, Università degli Studi di Milano
cECONPUBBLICA, Department of Policy Analysis and Public Management, Bocconi University, Milan
dCESAV, Center for Health Economics, IRCCS - Istituto di Ricerche Farmacologiche ‘Mario Negri’, Ranica, Italy
eDepartment for Health, University of Bath, Bath, UK
Supplemental material is available from the authors and may be requested at [email protected]
Correspondence to Carlo La Vecchia, MD, Department of Epidemiology, IRCCS – Istituto di Ricerche Farmacologiche ‘Mario Negri’, Via Giuseppe La Masa 19, 20156 Milan, Italy Tel: +39 02 3901 4527; fax: +39 02 3320 0231; e-mail: [email protected]
Received September 30, 2013
Accepted October 8, 2013