Kaewjaladvilai, O. and Chaiviboontham, S. 2026. Implementation of the Enhanced Recovery AfterSurgery Protocol with Orem’s Self-Care Theory in Nursing Care for a Patient with PerihilarCholangiocarcinoma: A Case Study. Thai Journal of Nursing and Midwifery Practice. 13, 1 (Jun. 2026), 122–140.