Tungsateanrapap, Wanwilai, Prasert Rengpinit, and Trithape Phongtong. “Surveying of Drug Information Desire and Information Source in (Public) Hospitals in Khan Kaen Province”. Srinagarind Medical Journal 13, no. 1 (November 20, 2013): 24–29. Accessed May 5, 2024. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/14077.