Soraya, A., S. . Wahyuni Nasution, E. . Girsang, and C. . Novalinda Ginting. “Integrated Marketing Communication Strategy To Increase The Number Of Outcoming Visits At Royal Prima Hospital”. International Journal of Health and Pharmaceutical (IJHP), vol. 2, no. 2, May 2022, pp. 314-22, doi:10.51601/ijhp.v2i2.47.