41- Bara AC, Arber S. Working shifts and mental health-findings from the British Household Panel Survey (1995-2005). Scand J Work Environ Health 2009;35:361-7

41- Bara AC, Arber S. Working shifts and mental health-findings from the British Household Panel Survey (1995-2005). Scand J Work Environ Health 2009;35:361-7