Article History
Received: 10 September 2018
Accepted: 28 November 2018
First Online: 19 December 2018
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: This study was conducted in accordance with the principles of the Declaration of Helsinki and in compliance with the International Conference on Harmonization-Good Clinical Practice and local regulatory requirements. The study was reviewed and approved by the appropriate Independent Ethics Committees, and written informed consent was obtained from all subjects prior to study initiation.