@misc{indiciaeb4b32079f4cf, title = {The Steffee variable screw placement system using different methods of bone grafting.}, author = {K Yashiro and T Homma and Y Hokari and Y Katsumi and H Okumura and A Hirano}, year = {1991}, doi = {10.1097/00007632-199111000-00014}, url = {https://pubmed.ncbi.nlm.nih.gov/1750008/}, note = {Source identifier: 1750008} }