Kaewudom, C., Leethong-In, M., & Piyawattanapong, S. (2021). Caregivers and quality of bowel preparation of older people before receiving inpatient colonoscopy. Journal of Medicine and Health Sciences, 28(1), 28–39. retrieved from https://he01.tci-thaijo.org/index.php/jmhs/article/view/249188