Kammarg, Urai, Jinpitcha Mamom, and Sukanya Thongbupa. “The effects of oral liquid toothbrush innovation on oral hygiene aspiration and incidence of aspiration pneumonia among stroke patients with dysphagia”. Thammasat University Hospital Journal Online 7, no. 3 (December 30, 2022): 41–57. accessed September 22, 2026. https://he02.tci-thaijo.org/index.php/TUHJ/article/view/258718.