• Breast cancer risk after recent childbirth: A pooled analysis of 15 prospective studies 

      Nichols, Hazel B.; Schoemaker, Minouk J.; Cai, Jianwen; Xu, Jiawei; Wright, Lauren B.; Brook, Mark N.; Jones, Michael E.; Adami, Hans Olov; Baglietto, Laura; Bertrand, Kimberly A.; Blot, William J.; Boutron-Ruault, Marie-Christine; Dorronsoro, Miren; Dossus, Laure; Eliassen, A. Heather; Giles, Graham G.; Gram, Inger Torhild; Hankinson, Susan E.; Hoffman-Bolton, Judy; Kaaks, Rudolf; Key, Timothy J.; Kitahara, Cari M.; Larsson, Susanna C.; Linet, Martha; Merritt, Melissa A.; Milne, Roger L.; Pala, Valeria; Palmer, Julie R.; Peeters, Petra H.; Riboli, Elio; Sund, Malin; Tamimi, Rulla M.; Tjønneland, Anne; Trichopoulou, Antonia; Ursin, Giske; Vatten, Lars Johan; Visvanathan, Kala; Weiderpass, Elisabete; Wolk, Alicja; Zheng, Wei; Weinberg, Clarice R.; Swerdlow, Anthony J.; Sandler, Dale P. (Journal article; Peer reviewed, 2019)
      Background: Parity is widely recognized as protective for breast cancer, but breast cancer risk may be increased shortly after childbirth. Whether this risk varies with breastfeeding, family history of breast cancer, or ...