Thakkinstian, Ammarin
Anothaisintawee, Thunyarat
Chailurkit, Laor
Ratanachaiwong, Wipa
Yamwong, Sukit
Sritara, Piyamitr
Ongphiphadhanakul, Boonsong
Article History
Received: 30 March 2015
Accepted: 24 August 2015
First Online: 29 September 2015
Competing interests
: The authors declare no competing financial interests.