TY - GEN AU - Barnes,C Lowry AU - Nambu,Satya AU - Carroll,Michael AU - Timmerman,Irina AU - Svarczkopf,Tony TI - Differential hardness bearings in hip arthroplasty SN - 1548-825X PY - 2008///0530 KW - Hardness KW - Hip Prosthesis KW - Humans KW - Metals KW - Prosthesis Design N1 - Publication Type: Journal Article ER -