Varade Purba S, Isa Indrawan M. The Effect of Education and Training Levels on Increasing Employee Performance with Competence as Intervening Variables RSUD Dr. RM. Djoelham City of Binjai. SINOMIKA [Internet]. 2023 Jul. 31 [cited 2025 Jun. 20];2(2):353-66. Available from: https://www.publish.ojs-indonesia.com/index.php/SINOMIKA/article/view/1315