is an online-only, peer-reviewed, open access companion journal to . was launched in June 2010 and is rapidly developing into a leading international online resource of clinical papers, reviews and case reports on all aspects of improving patient care. As with other open access journals, authors are required to pay a small fee for published articles to cover the production costs and ensure that their article is freely available to readers. Articles published in are included in PubMed, PubMed Central and Google Scholar.
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