Rani Gartika Holivia Silalahi Santa Elisabeth Medan School of Health Sciences, North Sumatera Indonesia
I am lecturer on Program Study Diploma III Midwifery STIKes Santa Elisabeth Medan. I was graduated from Magister Public Health, Administrarion of Hospital, University of North Sumatera.Bachelor Public Health, Nutrition Public Health Department, University of North Sumatera.
Yesschi Anggraeni Tambunan Santa Elisabeth Medan School of Health Sciences, North Sumatera Indonesia