Alamsyah Harahap, Rahmat, Eszra Nicolas Sibarani, Melisa Romaito Siahaan, Riris Victoria M Pangaribuan, and Frida T Telaumbanua. 2026. “The Influence of Service, Price, and Promotion on Online Transportation User Decisions in Medan”. International Journal of Health and Pharmaceutical (IJHP) 6 (2):74-82. https://doi.org/10.51601/ijhp.v6i2.607.