Degidi, M., Piattelli, A., Perrotti, V. and Iezzi, G. 2009. Histologic and histomorphometric evaluation of anorganic bovine bone (ABB) retrieved 7 years after a sinus augmentation procedure. Journal of Osseointegration. 1, 1 (Jun. 2009), 29–34. DOI:https://doi.org/10.23805/jo.2009.01.01.04.