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<xml><bibliography><APA>Kittipong Kongsomboon. (2007) Prevalence of hearing loss and refractive error among students inOngkharak district, Nakhon Nayok province according to gender and age groups:Cross sectional study. &lt;i&gt;Journal of Medicine and Health Sciences&lt;/i&gt;, &lt;i&gt;14&lt;/i&gt;(1), 1-9.</APA><Chicago>Kittipong Kongsomboon. "Prevalence of hearing loss and refractive error among students inOngkharak district, Nakhon Nayok province according to gender and age groups:Cross sectional study". Journal of Medicine and Health Sciences  14 (2007):1-9.</Chicago><MLA>Kittipong Kongsomboon. Prevalence of hearing loss and refractive error among students inOngkharak district, Nakhon Nayok province according to gender and age groups:Cross sectional study. Faculty of Medicine,Srinakharinwirot University:ม.ป.ท. 2007.</MLA></bibliography></xml>
