Funding for this research was provided by:
Chang Gung Memorial Hospital, Linkou (CMRPG3B1823 & CMRPG3E05313)
Ministry of Science and Technology, Taiwan (103-2314-B-182-067-MY3)
National Institutes of Health (AI125729)
Received: 16 September 2017
Accepted: 23 July 2018
First Online: 29 August 2018
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of Chang Gung Memorial Hospital (reference number IRB103-1514B). Written informed consent was obtained from each participant prior to sample collection.
: Not applicable.
: The authors declare that they have no competing interests.
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