"This is the peer reviewed version of the following article: Sousa V, Mardas N, Spratt D, Boniface D, Dard M, Donos N. Experimental models for contamination of titanium surfaces and disinfection protocols. Clin. Oral Impl. Res. 27, 2016, 1233–1242, which has been published in final form at https://dx.doi.org/10.1111/clr.12735. This article may be used for non-commercial purposes in accordance with Wiley Terms and Conditions for Self-Archiving."