Co-Authors Afrida, Elly Alistraja Dison Silalahi Cai Cen, Cia Elisabeth Sitepu Erma, Zetria Fachry Abda El Rahman Hani, Sheila Mahuli, Jenda Ingan Manullang, Marihot Nurhalimah Sibuea Rahmaniah, Rahmaniah Razali, Muhammad RINI RINI Sari, Novi Rahma Sibuea, Nunti Siregar, Imanuddin Situmeang, Mahyudin Sriwardany Suhelmi, Suhelmi Tulim, Anto