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Depression and anxiety are highly comorbid due to shared genetic risk factors, but less is known about whether burnout shares these risk factors. We aimed to examine whether the covariation between major depressive disorder (MDD), generalized anxiety disorder (GAD), and burnout is explained by common genetic and/or environmental factors. This(More)
OBJECTIVE To evaluate the effectiveness of interventions using a stage based approach in bringing about positive changes in smoking behaviour. DESIGN Systematic review. DATA SOURCES 35 electronic databases, catalogues, and internet resources (from inception to July 2002). Bibliographies of retrieved references were scanned for other relevant(More)
A thermostable NAD(P)(+) glycohydrolase (EC 3.2.2.6) detected in cell-free extracts of Pseudomonas putida KB1 was purified to a single component on polyacrylamide-gel electrophoresis. A heat-labile inhibitor of the enzyme was also partially purified. Enzyme free of inhibitor is present in culture supernatants. After an ultrasonic treatment enzyme-inhibitor(More)
OBJECTIVE To investigate whether psychosocial work environment and health behaviors are risk factors for sick leave due to mental disorders, and whether familial confounding (genetics and shared environment) explains the associations. METHODS Respondents (n = 11,729), given to complete a questionnaire in 2004 to 2006, were followed up approximately 5(More)
BACKGROUND Most burnout studies focus on symptoms of burnout in relation to work-related stress. However, recent studies have found that familial factors and stress in the personal life may also be of importance. Stressful and traumatic life events influence how individuals cope with stress over the life course and may therefore be associated with burnout(More)
BACKGROUND This study aims to assess whether the associations between burnout and sick leave due to stress-related mental disorders, other mental disorders, and somatic conditions are influenced by familial (genetic and shared environmental) factors. METHODS In this prospective cohort study, 23,611 Swedish twins born between 1959 and 1985, who answered a(More)
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