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Springer Science and Business Media LLC, 2009
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Wiley, 2008
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Springer Science and Business Media LLC, 2005
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Hindawi Limited, 2004
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Hindawi Limited, 2003
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Hindawi Limited, 2003
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SAGE Publications, 2002
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SAGE Publications, 2001
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Elsevier BV, 1998
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Elsevier BV, 1998
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Elsevier BV, 1997
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Springer Science and Business Media LLC, 1996
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Springer Science and Business Media LLC, 1996
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Elsevier BV, 1995
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Elsevier BV, 1988
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Elsevier BV, 1982
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Elsevier BV, 1990
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Elsevier BV, 1986
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Elsevier BV, 2008
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Ovid Technologies (Wolters Kluwer Health), 2006