WITHDRAWN: Significance of serum vascular endothelial growth factor, insulin-like growth factor-I levels and nitric oxide activity in breast cancer patients.

The publisher regrets that this is an accidental duplication of an article that has already been published in The Breast, 12 (2003) 1-9, doi:10.1016/S0960-9776(02)00214-X. The duplicate article has therefore been withdrawn.