Article History
Received: 8 May 2019
Accepted: 22 July 2019
First Online: 2 August 2019
Compliance with Ethical Standards
:
: The authors certify that they have NO affiliations with or involvement in any organization or entity with any financial interest (such as honoraria; educational grants; participation in speakers’ bureaus; membership, employment, consultancies, stock ownership, or other equity interest; and expert testimony or patent-licensing arrangements), or non-financial interest (such as personal or professional relationships, affiliations, knowledge or beliefs) in the subject matter or materials discussed in this manuscript.
: This research can be categorized as a self-experimentation of individual’s constitutional rights, no ethical approval is required.
: The human subject, author CZ, for the purpose of this study was to examine the effect only on the researcher, and International Committee of Medical Journal Editors (ICMJE) registration is not required.