Chayrov, Radoslav L.
Stylos, Evgenios K.
Chatziathanasiadou, Maria V.
Chuchkov, Kiril N.
Tencheva, Aleksandra I.
Kostagianni, Androniki D.
Milkova, Tsenka S.
Angelova, Assia L.
Galabov, Angel S.
Shishkov, Stoyan A.
Todorov, Daniel G.
Tzakos, Andreas G.
Stankova, Ivanka G.
Article History
Received: 5 March 2018
Accepted: 12 May 2018
First Online: 19 May 2018
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.
: All authors listed have contributed to conception, design, gathering, analysis, or interpretation of data, and have contributed to the writing and intellectual content of the article. All authors gave informed consent to the submission of this manuscript.