Witwaranukool, Porawan, Ratchadapa Seedard, Sirirat Tanyabut, and Yosapon Leaungsomnapa. 2023. “Predictors of Quality of Life in Older Cancer Patients Receiving Chemotherapy”. Journal of Public Health and Health Sciences Research 5 (3):107-21. https://he01.tci-thaijo.org/index.php/JPHNU/article/view/262875.