Comment on

• A controlled trial of arthroscopic surgery for osteoarthritis of the knee.

  Moseley JB, O'Malley K, Petersen NJ, Menke TJ, Brody BA, Kuykendall DH, Hollingsworth JC, Ashton CM, Wray NP. Moseley JB, et al. N Engl J Med. 2002 Jul 11;347(2):81-8. doi: 10.1056/NEJMoa013259. N Engl J Med. 2002. PMID: 12110735 Clinical Trial.
• Is placebo surgery unethical?

  Horng S, Miller FG. Horng S, et al. N Engl J Med. 2002 Jul 11;347(2):137-9. doi: 10.1056/NEJMsb021025. N Engl J Med. 2002. PMID: 12110744 No abstract available.