Funding for this research was provided by:
National Natural Science Foundation of China (81400037)
National High Technology Research and Development Program (2012AA02A511)
National Key Technology Research and Development Program (2012BAI05B02)
Public Health Special Research of the Ministry of Health of the People's Republic of China (201302017)
Text and Data Mining valid from 2018-04-03
Received: 16 June 2017
Accepted: 9 March 2018
First Online: 3 April 2018
Ethics approval and consent to participate
: The data used in this study was part of our project “Study on Aspergillus of COPD patients”, which was approved by the ethics committee of Beijing Hospital (Approval notice number 2013BJYYEC-024-01). The informed consent to participate was obtained from all participants in written form.
: Not applicable.
: The authors declare that they have no competing interests.
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