Associations between reproductive factors and biliary tract cancers in women from the Biliary Tract Cancers Pooling Project

Sarah S. Jackson, Hans‐Olov Adami, Gabriella Andreotti, Laura E. Beane Freeman, Amy Berrington de González, Julie E. Buring, Gary E. Fraser, Neal D. Freedman, Susan M. Gapstur, Gretchen L. Gierach, Graham G. Giles, Francine Grodstein, Patricia Hartge, Mazda Jenab, Victoria A. Kirsh, Synnøve F. Knutsen, Qing Lan, Susanna C. Larsson, I‐Min Lee, Mei‐Hsuan Lee, Linda M. Liao, Roger L. Milne, Kristine R. Monroe, Marian L. Neuhouser, Katie M. O’Brien, Jessica L. Petrick, Mark P. Purdue, Thomas E. Rohan, Sven Sandin, Dale P. Sandler, Norie Sawada, Aladdin H. Shadyab, Tracey G. Simon, Rashmi Sinha, Rachael Z. Stolzenberg‐Solomon, Shoichiro Tsugane, Elisabete Weiderpass, Alicja Wolk, Hwai‐I Yang, Wei Zheng, Katherine A. McGlynn, Peter T. Campbell, Jill Koshiol