The synergistic effect of leukocyte platelet-rich fibrin and micrometer/nanometer surface texturing on bone healing around immediately placed implants: an experimental study in dogs - Neiva, Rodrigo F.; Gil, Luiz Fernando; Tovar, Nick; Janal, Malvin N.; Marao, Heloisa Fonseca; Bonfante, Estevam Augusto; Pinto, Nelson; Coelho, Paulo G. (BioMed Research International, 2016)