Anurathapan, U
Hongeng, S
Pakakasama, S
Sirachainan, N
Songdej, D
Chuansumrit, A
Charoenkwan, P
Jetsrisuparb, A
Sanpakit, K
Rujkijyanont, P
Meekaewkunchorn, A
Lektrakul, Y
Iamsirirak, P
Surapolchai, P
Satayasai, W
Sirireung, S
Sruamsiri, R
Wahidiyat, P A
Ungkanont, A
Issaragrisil, S
Andersson, B S
Article History
Received: 15 September 2015
Revised: 21 December 2015
Accepted: 22 December 2015
First Online: 15 February 2016
Competing interests
: The authors declare no conflict of interest.