title: Knee prostheses--one step forward, two steps back.
authors.forename: J
authors.initials: J
authors.lastname: Goodfellow
mesh_terms: D006801:Humans; D007720:Knee Prosthesis; D011095:Polyethylenes; D011474:Prosthesis Design; D011475:Prosthesis Failure
chemical_list: D011095:Polyethylenes