The Absolute Risk of Venous Thrombosis after Air Travel: A Cohort Study of 8,755 Employees of International Organisations

• Saskia Kuipers,

  Affiliations Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, The Netherlands , Department of Vascular Medicine, Academic Medical Center, Amsterdam, The Netherlands

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• Suzanne C Cannegieter ,

  *To whom correspondence should be addressed. E-mail: s.c.cannegieter@lumc.nl

  Affiliation Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, The Netherlands

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• Saskia Middeldorp,

  Affiliation Department of Vascular Medicine, Academic Medical Center, Amsterdam, The Netherlands

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• Luc Robyn,

  Affiliation Nestlé Medical Services, Vevey, Switzerland

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• Harry R Büller,

  Affiliation Department of Vascular Medicine, Academic Medical Center, Amsterdam, The Netherlands

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• Frits R Rosendaal

  Affiliations Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, The Netherlands , Einthoven Laboratory for Experimental Vascular Medicine, Leiden University Medical Center, Leiden, The Netherlands

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