Shi, Qixun
Javorskis, Tomas
Bergquist, Karl-Erik
Ulčinas, Artūras
Niaura, Gediminas
Matulaitienė, Ieva
Orentas, Edvinas http://orcid.org/0000-0002-7257-5634
Wärnmark, Kenneth
Article History
Received: 7 December 2016
Accepted: 14 February 2017
First Online: 12 April 2017
Competing interests
: The authors declare no competing financial interests.