URL dokumen:
https://prisma.simaster.ugm.ac.id/karya_files/effect-of-green-tea--camelia-sinensis--extract-gel-concentration-of-5--and-10--on-odontoblast-cells-after-extracoronal-bleaching-with-40--hy-dcfcd07e645d245babe887e5e2daa016/674a63b4-3783-11ef-ae9c-e4434b0aa6de
