Bellis, Mark A., Director, Centre for Public Health. Liverpool John Moores University. Enviar correspondencia a: Mark A Bellis. Centre for Public Health. Faculty of Health and Applied Social Sciences. Liverpool John Moores University. 8 Marybone.Liverpool, L3 2AP. UK. Tel: +44 (0)151 231 5872 Fax: +44 (0)151 231 5873, Reino Unido