Jermtienchai, K. and Danpradit, prapaiwan 2022. Outcome of Self-Efficacy Enhancement Program on Knowledge and Confidence of Foot Ulcers Prevention Behavior in the Diabetic Elderly of the Puranawat Temple Elderly Club, Bangkok. Vajira Medical Journal : Journal of Urban Medicine. 66, 2 (Apr. 2022), 161–170. DOI:https://doi.org/10.14456/vmj.2022.16.