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The New England Journal of Medicine (NEJM) is a weekly medical journal published by the Massachusetts Medical Society. Founded in 1812, the journal is among the most prestigious peer-reviewed medical journals. [1] Its 2023 impact factor was 96.2, ranking it 2nd out of 168 journals in the category "Medicine, General & Internal". [2]
The impact factor (IF) or journal impact factor (JIF) of an academic journal is a scientometric index calculated by Clarivate that reflects the yearly mean number of citations of articles published in the last two years in a given journal, as indexed by Clarivate's Web of Science.
The impact factor (IF) or journal impact factor (JIF) of an academic journal is a scientometric index calculated by Clarivate that reflects the yearly mean number of citations of articles published in the last two years in a given journal, as indexed by Clarivate's Web of Science.
As a rule of thumb, each field should be represented by fewer than ten positions, chosen by their impact factors and other ratings. Note : there are many science magazines that are not scientific journals, including Scientific American , New Scientist , Australasian Science and others.
Journals that are recognized as general medical journals include The Lancet, the New England Journal of Medicine, [2] and the Annals of Internal Medicine. [7] In 2009, the three highest-ranked general medical journals by impact factor were JAMA, The Lancet, and the New England Journal of Medicine. [8]
According to the Journal Citation Reports, the journal has a 2023 impact factor of 98.4, ranking it first above The New England Journal of Medicine in the category "Medicine, General & Internal". [8] According to BMJ Open, The Lancet is more frequently cited in general newspapers around the world than The BMJ, NEJM and JAMA. [9]
Ronni Katz, a former public health official in Portland, Maine, recalled the devastating impact of the state’s two-year lifetime limit on Suboxone. She said Medicaid recipients were cut off at the beginning of 2013 from their prescriptions and many relapsed. “People were suddenly left without their dose,” she said. “They had to do ...
In any given year, the CiteScore of a journal is the number of citations, received in that year and in previous three years, for documents published in the journal during the total period (four years), divided by the total number of published documents (articles, reviews, conference papers, book chapters, and data papers) in the journal during the same four-year period: [3]