Article History
Received: 22 November 2017
Accepted: 7 February 2019
First Online: 22 February 2019
Compliance with ethical standards
: This clinical trial was approved by The Regional Scientific Ethical Committee, (reference number 44868) and was conducted in accordance with the Declaration of Helsinki and internationally accepted guidelines for RCT, including the CONSORT statement (ExternalRef removed).
: The authors declare that they have no conflict of interest.
: All procedures performed in this study involving human participants were in accordance with the ethical standards of the national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.