Umegbolu, E. I. “Prescribing Patterns in Systemic Hypertension and Pharmaco-Economics (cost Effectiveness and Cost Minimisation Analyses) of the Commonly Prescribed Antihypertensives in a District Hospital in Enugu State, Southeast Nigeria”. International Journal of Research in Medical Sciences, vol. 6, no. 1, Dec. 2017, pp. 20-26, doi:10.18203/2320-6012.ijrms20175706.