Purnomo, Y.Y., Sjamsudin, E. and Oli’i, E.M. 2021. Characteristics of Pain Based on Numerical Rating Scale in Maxillofacial Trauma Patients Treated with Open Reduction Internal Fixation. Nusantara Medical Science Journal. 6, 1 (Oct. 2021), 44-53. DOI:https://doi.org/10.20956/nmsj.v6i1.13855.