title: Replacing worn out joints: new materials and designs come to artificial hips and knees.
authors.forename: Jeanne
authors.initials: J
authors.lastname: Erdmann
mesh_terms: D000818:Animals; D019644:Arthroplasty, Replacement, Hip / Q000639:trends; D019645:Arthroplasty, Replacement, Knee / Q000639:trends; D001672:Biocompatible Materials / Q000737:chemistry; D006622:Hip Prosthesis / Q000639:trends*; D006801:Humans; D007596:Joints / Q000601:surgery; D007717:Knee / Q000601:surgery; D007720:Knee Prosthesis / Q000639:trends*
chemical_list: D001672:Biocompatible Materials