Funding for this research was provided by:
Taipei Medical University Wan Fang Hospital Inter-institute Research Project (#104SWF-08)
Ministry of Science and Technology, Taiwan (#MOST102-2221-E-038-009-)
Article History
Received: 17 July 2018
Revised: 24 September 2018
Accepted: 11 October 2018
First Online: 7 January 2019
Compliance with ethical standards
:
: The scientific guarantor of this publication is Professor Wing P. Chan.
: The authors of this manuscript declare no relationships with any companies whose products or services may be related to the subject matter of the article.
: No complex statistical methods were necessary for this paper.
: All subjects signed the study informed consent form for normal subjects.Written informed consent was waived by the Institutional Review Board for OA patients.
: Institutional Review Board approval was obtained.
: • Prospective (normal subjects)/retrospective (OA patients)• Observational• Performed at one institution