Marniati, Sri Misleini, & Zuidah. (2021). The Influence Of Pre-Operative Health Education To The Self-Concept Improvement On Femoral Fracture Patientsat Haji Medan Hospital Of North SumateraGovernment In 2021. International Journal of Science, Technology & Management, 2(5), 1566-1573. https://doi.org/10.46729/ijstm.v2i5.306