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Elsevier BV, 1894
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Elsevier BV, 1891
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Ovid Technologies (Wolters Kluwer Health), 1887
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British Medical Association, 1884
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Elsevier BV, 1916
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British Medical Association, 1906
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Elsevier BV, 1904
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Elsevier BV, 1900
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Wiley, 1898
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Springer Science and Business Media LLC, 1894
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Elsevier BV, 1894
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Elsevier BV, 1891
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British Medical Association, 1889
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Springer Science and Business Media LLC, 1998
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Springer Science and Business Media LLC, 1994
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Wiley, 1920
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Wiley, 1917
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BMJ, 1916
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British Medical Association, 1916
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Elsevier BV, 1904