Like most women with ovarian cancer, 44-year-old Christine Sable of Lancaster, Pennsylvania, did not discover she had the disease until it was in the advanced stages and had spread to other areas of the abdomen.

"I knew my chances of recurrence were very high--75 to 80 percent at that particular stage--and that the disease would likely recur within a year or two," she says.

"Once it recurs, it is difficult to cure."

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