Fig. 5. A, Bone thickness for different craniofacial patterns at MBS 6d. B, Bone thickness for different craniofacial patterns at MBS 7m. C, Bone thickness for different craniofacial patterns at MBS 7d. MBS, mandibular buccal shelf; 6, first molar; 7, second molar; m, mesial; d, distal; (+), (++), (+++), amount of cortical bone available in mandibular buccal shelf.