URL dokumen:
https://prisma.simaster.ugm.ac.id/karya_files/the-healing-of-post-curettage-chronic-periodontitis-on-the-implantation-of-carbonate-apatite-gelatin-film-as-a-chlorhexidine-delivery-system-dcfcd07e645d245babe887e5e2daa016/001840f2-3788-11ef-ae9c-e4434b0aa6de
