Thongchai Korsuntirat. (2007) Hoffmanns reflex in population aged less than 30 years old who do nothave neck pain nor abnormality of nervous system. <i>Journal of Medicine and Health Sciences</i>, <i>14</i>(2), 58-66.Thongchai Korsuntirat. "Hoffmanns reflex in population aged less than 30 years old who do nothave neck pain nor abnormality of nervous system". Journal of Medicine and Health Sciences 14 (2007):58-66.Thongchai Korsuntirat. Hoffmanns reflex in population aged less than 30 years old who do nothave neck pain nor abnormality of nervous system. Faculty of Medicine,Srinakharinwirot University:ม.ป.ท. 2007.