Chaiwong, Pachpilai, Phuanjai Rattakorn, and Peeraya Mumkhetvit. 2015. “Effects of Cognitive Training Program on Cognitive Abilities and Quality of Life in Elderly With Suspected Dementia”. Journal of Associated Medical Sciences 48 (3):182. https://he01.tci-thaijo.org/index.php/bulletinAMS/article/view/59847.