Tanne, J. H. (2007). US clinical guidelines often influenced by industry, NEJM says. BMJ Publishing Group Ltd.
Chicago-tyylinen lähdeviittausTanne, Janice Hopkins. US Clinical Guidelines Often Influenced By Industry, NEJM Says. BMJ Publishing Group Ltd, 2007.
MLA-viiteTanne, Janice Hopkins. US Clinical Guidelines Often Influenced By Industry, NEJM Says. BMJ Publishing Group Ltd, 2007.
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