Basyariah, Afni, et al. “Analysis of the Quality of Service on the Level of Satisfaction of the Patient In Rs Umum Bandung and Malahayati Medan in Years 2019”. Asian Journal of Pharmaceutical Research and Development, vol. 8, no. 3, June 2020, pp. 40-43, doi:10.22270/ajprd.v8i3.750.