Dagvadorj, Amarjargal
Ota, Erika
Shahrook, Sadequa
Baljinnyam Olkhanud, Purevdorj
Takehara, Kenji
Hikita, Naoko
Bavuusuren, Bayasgalantai
Mori, Rintaro
Nakayama, Takeo
Article History
Received: 10 November 2015
Accepted: 31 March 2016
First Online: 19 April 2016
Competing interests
: The authors declare no competing financial interests.