A previous clinical study compared the quantity of bone formation at the maxillary sinus after implantation of either hydroxyapatite (HA) granules alone or a mixture of HA granules and cortical bone ...
2004 Rat dental enamel reveals spherical HAP crystals following decalcification at low pH [81] Robinson et al. 2007 Dental enamel is shown to form from the fusion and crystallization of oriented ...