Pratiwi, A. A., Nabilah, I. M., & Wessiani, N. A. (2025). Integration of Service Quality Method (SERVQUAL) and Lean Concept to Improve Service Quality: Case Study in Medical Center of ITS. PROZIMA (Productivity, Optimization and Manufacturing System Engineering), 9(1), 1-13. https://doi.org/10.21070/prozima.v9i1.1714