Journal of Asthma · 2014 · 54 citations · 30 references
Many comorbidities are associated with poor outcome in adult asthmatics and their effect differs by age. Mental disorders are associated with increased risk of mortality and morbidity across ages.
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Marjan van den Akker, Frank Buntinx, Job Metsemakers et al. · Journal of Clinical Epidemiology · 1998 · 1K citations
Primary Care, Recurrent Diseases, Chronic Disease Management +11