The Optimization Concept of Service Fulfillment Measurement: A Research on Surgery CareNorshahrizan Nordin, Razli Che Razak, Sharmini Abdullah, Ummi Naiemah Saraih, Marniati and Wan Norsyafawati W. Muhamad RadziMATEC Web of Conferences, 150 (2018) 05024DOI: https://doi.org/10.1051/matecconf/201815005024