Theesudapan W, Chaiard J, Chintanawat R. Impact of Insomnia Management Programme on Insomnia Severity in Older Persons with Heart Failure. J Thai Nurse Midwife Counc [internet]. 2022 Aug. 7 [cited 2026 Sep. 18];37(03):5-19. available from: https://he02.tci-thaijo.org/index.php/TJONC/article/view/256934