Rangsima Lolekha , Amornrat Anuwatnonthakate , Sriprapa Nateniyom , Surin Sumnapun , Norio Yamada , Wanpen Wattanaamornkiat , Wanchai Sattayawuthipong , Pricha Charusuntonsri , Natpatou Sanguanwongse , Charles D Wells and Jay K Varma
BMC Infectious Diseases 2008, 8:94doi:10.1186/1471-2334-8-94