ลีละยุทธโยธิน จ. THE EFFECTIVENESS OF CONSTIPATION PREVENTION PROGRAM FOR HOSPITALIZED ELDERLY IN PATIENTS UNDERGOING TOTAL KNEE ARTHROPLASTY. VNURSE [Internet]. 2018 Aug. 12 [cited 2024 Oct. 6];18(1):1-11. Available from: https://he02.tci-thaijo.org/index.php/vnj/article/view/139769