RGD‐containing peptide GCRGYGRGDSPG reduces enhancement of osteoblast differentiation by poly(<scp>L</scp>‐lysine)‐<i>graft</i>‐poly(ethylene glycol)‐coated titanium surfacesSamuele Tosatti, Barbara D. Boyan, James Simpson et al.|Journal of Biomedical Materials Research Part A|2003Cited by 120