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BMJ

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Dove

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Elsevier

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Future Medicine

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Future Science Group

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Informa

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JAMA

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John Libey

2

Karger

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LWW

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Macmillan

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Manson

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Mcgraw Hill 90s

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Oxford

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Pearson

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Penguine

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Sage

4

Springer

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Thieme

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WHO

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Wiley

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Wolters

World-Scientific

World Scientific