An experimental procedure in which women who survive cancer receive transplants of their own ovarian tissue has helped some women have babies, a new study shows. The study is the largest to be done on this procedure so far. The Denmark study, published in the journal Human Reproduction, focused on women who had one ovary removed and frozen when they found out that they had cancer. After receiving treatment and recovering from cancer, doctors transplanted the preserved ovarian tissue onto the women’s remaining ovary, the Associated Press reports. The study looked at 41 women with cancer