Syah, T. Y. R., Nurohim, A. and Hadi, D. S. (2020) “Lean Six Sigma Concept in The Health Service Process in The Universal Health Coverage of BPJS Healthcare (Healthcare and Social Security Agency)”, Proceeding UII-ICABE, 1(1), pp. 71–88. Available at: https://journal.uii.ac.id/icabe/article/view/14696 (Accessed: 7 May 2024).