1. Tamoxifen for early breast cancer: an overview of the randomised trials;Lancet,1998
2. Polychemotherapy for early breast cancer;Lancet,1998
3. Adjuvant Therapy of Primary Breast Cancer. 6th International Conference. Olma Messen St Gallen. 25–28 February 1998. Eur J Cancer 1998, 34(Suppl. 1) S3–45 (abstract).
4. The 1998 St. Gallen's Consensus Conference;Zujewski;J. Natl. Cancer Inst.,1998
5. Prognostic and predictive factors;Clark,1996