Sintesa dan Karakterisasi Biokeramik Hidroksiapatit (HAp) dari Kerabang Telur Ayam sebagai Agen Antibakteri Karies Gigi (Lactobacillus acidophilus) = Synthesized and Characterization of Hydroxyapatite (HAp) Bioceramics From Eggshell as Antibacterial Agents Toothes Caries (Lactobacillus acidophilus) - Wadu, Imelda (Program Studi Kimia FSM-UKSW, 2018)