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Königswinter: Ullmann, 2009
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Cham; Switzerland: Springer, [2019]
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Ovid Technologies (Wolters Kluwer Health), 2022
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Ovid Technologies (Wolters Kluwer Health), 2021
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European Respiratory Society (ERS), 2020
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Ovid Technologies (Wolters Kluwer Health), 2019
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European Respiratory Society (ERS), 2017
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BMJ, 2014
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Elsevier BV, 2013
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American Thoracic Society, 2013
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Elsevier BV, 2010
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Elsevier BV, 2009
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Ovid Technologies (Wolters Kluwer Health), 2005
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Ovid Technologies (Wolters Kluwer Health), 2003
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American Thoracic Society, 2003
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Ovid Technologies (Wolters Kluwer Health), 2002
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Ovid Technologies (Wolters Kluwer Health), 2000
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European Respiratory Society (ERS), 2018
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Springer Science and Business Media LLC, 2016
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Ovid Technologies (Wolters Kluwer Health), 2009