X-ray evaluation at 5-6 years of Straumann implants (part 1) Hamasat Gheddaf-Dam, Semaan Abi Najm, Stella Lysitsa, Mark Bischof and Rabah Nedir Med Buccale Chir Buccale, 16 1 (2010) 23-43 Published online: 22 February 2010 DOI: 10.1051/mbcb/2009039