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Chest Papers In Press contains articles in manuscript form that have been peer reviewed and accepted for publication but have not yet appeared in the printed or online issues of the Journal. These papers are not yet copyedited, formatted, or typeset, and the version that will subsequently appear in typeset form may contain changes and corrections (substantive and/or non-substantive) that do not appear in the manuscript version. CHEST Papers In Press are citable and establish publication priority; they are indexed by PubMed from initial publication. Citations to CHEST Papers In Press articles must include the digital object identifier (DOI) and date of initial online publication. Any disclaimers set forth at http://www.chestjournal.org or in the print version apply with full force and effect to CHEST Papers In Press online publications. Readers are advised to refer to the final, typeset version when it is available.

Disclaimer from the masthead:
The statements and opinions contained in editorials and articles in this Journal are solely those of the authors thereof and not of the Journal's Editor in Chief, peer reviewers, The American College of Chest Physicians, its officers, regents, members, or employees.

The Editor in Chief, The American College of Chest Physicians, its officers, regents, members, and employees disclaim all responsibility for any statements, opinions, recommendations, injury to persons or property resulting from any ideas or products referred to in articles or advertisements contained in this Journal.