Arijani, Ester, and Christian Khoswanto. 2008. “The Use of 90% Aloe Vera Freeze Drying As the Modulator of Collagen Density in Extraction Socket of Incicivus Cavia Cobaya”. Dental Journal 41 (2):74-76. https://doi.org/10.20473/j.djmkg.v41.i2.p74-76.