In a meta-analysis, Julianne Holt-Lunstad and colleagues find that individuals' social relationships have as much influence on mortality risk as other well-established risk factors for mortality, such as smoking. The abstract of this article has also been translated into Japanese and Spanish.
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In a population-based cohort study of middle-aged people in Central Europe, Stefan Kääb and colleagues find an association between electrocardiographic early repolarization pattern and mortality risk.
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William Lockwood and colleagues show that the focal amplification of a gene, BRF2, on Chromosome 8p12 plays a key role in squamous cell carcinoma of the lung.
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The PLoS Medicine Editors argue that more effort must be made to integrate prevention and treatment of HIV into maternal and child health care programs.
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The Learning Forum section features educational articles about important clinical problems that are relevant to a general medical audience. This week Rogier van Doorn and colleagues from Ho Chi Minh city, Vietnam present a Learning Forum involving three unusual cases of patients with listerial meningitis.
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