Comment on

• Letrozole after tamoxifen for breast cancer--what is the price of success?

  Bryant J, Wolmark N. Bryant J, et al. N Engl J Med. 2003 Nov 6;349(19):1855-7. doi: 10.1056/NEJMe038167. Epub 2003 Oct 9. N Engl J Med. 2003. PMID: 14551339 No abstract available.
• Beyond tamoxifen--extending endocrine treatment for early-stage breast cancer.

  Burstein HJ. Burstein HJ. N Engl J Med. 2003 Nov 6;349(19):1857-9. doi: 10.1056/NEJMe038174. Epub 2003 Oct 9. N Engl J Med. 2003. PMID: 14551340 No abstract available.
• A randomized trial of letrozole in postmenopausal women after five years of tamoxifen therapy for early-stage breast cancer.

  Goss PE, Ingle JN, Martino S, Robert NJ, Muss HB, Piccart MJ, Castiglione M, Tu D, Shepherd LE, Pritchard KI, Livingston RB, Davidson NE, Norton L, Perez EA, Abrams JS, Therasse P, Palmer MJ, Pater JL. Goss PE, et al. N Engl J Med. 2003 Nov 6;349(19):1793-802. doi: 10.1056/NEJMoa032312. Epub 2003 Oct 9. N Engl J Med. 2003. PMID: 14551341 Clinical Trial.