S. D. Firmanita, I. Rosdiana, and U. D. Indrayani, “The Correlation between Duration of Employment, Body Posture and Smoking Habit on Low Back Pain Incidence An Analytic Observational Study Among Taxi Driver in Semarang Municipality”, Sains Med J Ked Kes, vol. 6, no. 1, pp. 17–20, Jun. 2015, doi: 10.30659/sainsmed.v6i1.339.