Yulianti, D., Kurniawan, B. ., & Ekawati. (2020). Relationship between Predispossing Factors Activated and Strengthened with Safety Riding Practices at the Semarang City Expedition Courier. KESMAS UWIGAMA: Jurnal Kesehatan Masyarakat, 6(2), 118–127. https://doi.org/10.24903/kujkm.v6i2.952