Funding for this research was provided by:
Novartis Pharma (N/A)
Hong Kong Society of Rheumatology (N/A)
Received: 20 November 2018
Accepted: 26 April 2019
First Online: 30 May 2019
Ethics approval and consent to participate
: The study was approved by the Institutional Review Boards of The University of Hong Kong, Pamela Youde Nethersole Eastern Hospital and Tseung Kwan O Hospital (institutional review board reference no. UW 14–085). It was conducted in accordance with the Declaration of Helsinki and the guidance for good clinical practice, 30 November 2006. Written informed consent was obtained from all subjects.
: Not applicable.
: The authors declare that they have no competing interests.
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