Funding for this research was provided by:
Narodowe Centrum Nauki (Grant No. 2012/05/B/NZ5/01343)
Received: 29 August 2017
Accepted: 29 January 2018
First Online: 14 February 2018
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board (Bioethics Committee) of the Medical University of Warsaw, approval number: KB 105/2012. All participant signed an informed consent for pleural pressure measurements during and after therapeutic thoracentesis, as well as for all additional monitoring procedures (including ECG, lung function testing, pulse oximetry and continuous transcutaneous measurements of oxygen and carbon dioxide pressure) that were prespecified in the protocol of the study.
: Not applicable.
: The authors declare that they have no competing interests
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