TY - GEN AU - Biehl,G TI - [Development of bone screws] SN - 0044-3220 PY - 1973///0307 KW - Bone Plates KW - Bone Screws KW - Bone and Bones KW - Femoral Fractures KW - surgery KW - Fracture Fixation, Internal KW - History, 19th Century KW - History, 20th Century KW - Humans KW - Metals KW - Orthopedic Fixation Devices KW - history N1 - Publication Type: Historical Article; Journal Article ER -