Hormone receptor status of a first primary breast cancer predicts contralateral breast cancer risk in the WECARE study population oleh Anne S. Reiner, Charles F. Lynch, Julia S. Sisti, Esther M. John, Jennifer D. Brooks, Leslie Bernstein, Julia A. Knight, Li Hsu, Patrick Concannon, Lene Mellemkjær, Marc Tischkowitz, Robert W. Haile, Ronglai Shen, Kathleen E. Malone, Meghan Woods, Xiaolin Liang, Monica Morrow, Jonine L. Bernstein, on behalf of WECARE Study Collaborative Group