Luangjaru, Somchai, Chuanpit Suttinont, Soontorn Chinprasatsak, and Sunthorn Thaisamakr. 2024. “Sigmoidoscopy/Colonoscopy in Department of Medicine, Maharat Nakhon Ratchasima Hospital: One Year Experience”. Maharat Nakhon Ratchasima Hospital Journal 25 (3). Nakhon Ratchasima,Thailand:133-40. https://he04.tci-thaijo.org/index.php/MNRHJ/article/view/2203.