Camacho Díaz, I. et al. 2018. Hydroxyapatite synthesized from the eggshell as a potential bone substitute in periodontal and peri-implant defects. Odontología Sanmarquina. 21, 4 (Dec. 2018), 296–301. DOI:https://doi.org/10.15381/os.v21i4.15557.