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BMJ Open is a peer-reviewed open access medical journal that is dedicated to publishing medical research from all disciplines and therapeutic areas. [1] It is published by BMJ and considers all research study types, from protocols through phase I trials to meta-analyses, including small, specialist studies, and negative studies.
The PRISMA flow diagram, depicting the flow of information through the different phases of a systematic review. PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-Analyses) is an evidence-based minimum set of items aimed at helping scientific authors to report a wide array of systematic reviews and meta-analyses, primarily used to assess the benefits and harms of a health care ...
Summarizing findings as of January 2011 in The BMJ, Deer set out the following analysis of the cases reported in the study: [39] The Lancet paper was a case series of 12 child patients; it reported a proposed "new syndrome" of enterocolitis and regressive autism and associated this with MMR as an "apparent precipitating event". But in fact:
Because typical, unremarkable cases are less likely to be published, use of case reports as scientific evidence must take into account publication bias. Some case reports also contain an extensive review of the relevant literature on the topic at-hand (and sometimes a systematic review of available evidence). Reports adopting this sort of ...
The BMJ offers several alerting services, free on request: [37] This Week In The BMJ: A weekly table of contents email, latest research, video, blogs and editorial comment. Editor's choice: The Editor-in-Chief or an Associate Editor introduces a selection of the latest research, medical news, comment, and education each week.
Systematic reviews and meta-analyses of randomized controlled trials can provide strong evidence of the clinical efficacy of particular treatments in given scenarios, which may, in turn, be incorporated into medical guidelines or institutional position papers (ideal sources for clinical recommendations). It is normally best to use reviews and ...
Submission of preprints is accepted by all open access journals. Over the last decade, they have been joined by most subscription journals, however publisher policies are often vague or ill-defined. [1] In general, most publishers that permit preprints require that:
BMJ Group is a British publisher of medical journals, and healthcare knowledge provider of clinical decision tools, online educational resources, and events. Established in 1840, the company is owned by the British Medical Association .