Sanonoi, Nattaya, Prapapan Punudom, Prapaipan Ritiluechai, Nongnuch Taechaveerakorn, Patharaporn kheawwan, and Surasak Treenai. 2020. “The expectations of post open heart surgery patients and their caregivers: perspective from the qualitative study”. Thai Journal of Cardio-Thoracic Nursing 30 (2). Bangkok, Thailand:26-37. https://he02.tci-thaijo.org/index.php/journalthaicvtnurse/article/view/240336.