First isolated locoregional recurrence following mastectomy for breast cancer: results of a phase III multicenter study comparing systemic treatment with observation after excision and radiation. Swiss Group for Clinical Cancer Research

Borner M, Cavalli F, Thürlimann B, Jungi W, Castiglione M, Harder F, Greiner R, Goldhirsch A, Bacchi M, Obrecht J. First isolated locoregional recurrence following mastectomy for breast cancer: results of a phase III multicenter study comparing systemic treatment with observation after excision and radiation. Swiss Group for Clinical Cancer Research. J Clin Oncol 1994; 12:2071-7.