title: Instability after total hip arthroplasty: treatment with large femoral heads vs constrained liners.
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D019644:Arthroplasty, Replacement, Hip / Q000009:adverse effects* / Q000379:methods; D000075202:Contraindications; D018849:Controlled Clinical Trials as Topic; D006617:Hip Dislocation; D006622:Hip Prosthesis; D006801:Humans; D007593:Joint Instability / Q000517:prevention & control* / Q000601:surgery; D008875:Middle Aged; D011474:Prosthesis Design / Q000295:instrumentation*; D011475:Prosthesis Failure