Mar-11
AUTHORS : Prof Richard Hubbard, Clinical Sciences Building, Nottingham City Hospital, Hucknall Road, Nottingham NG5 1PB, UK – Email: richard.hubbard@nottingham.ac.uk – Profile: https://www.nottingham.ac.uk/research/groups/clinicalepidemiology/people/richard.hubbard
JOURNAL : Journal of Epidemiology & Community Health
REFERENCE: 65(3):226-9
DOI : 10.1136/jech.2009.096792