LOS ANGELES (CBS) — Founded in 1999 by three visionaries as a small, non-profit, patient-based advocacy organization, the Pancreatic Cancer Action Network understands the many challenges that patients and their families face in the fight against pancreatic cancer.

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As mentioned in Suraya Fadel’s interview Friday evening with Patrick Swayze’s wife, Lisa Niemi, the organization is near and dear to her heart.She has become the group’s first national spokesperson.

Niemi told Fadel, “Grief is a long, long process … so much more than I ever imagined.”

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She lost her husband nearly two years ago. She admits some days aren’t easy. “There are days I don’t want to get out of bed,” she says, “but I make myself.”

Niemi is also talking about her new book: a no-holds barred look at her late husband’s 22-month struggle with cancer and her personal grief.

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For more information about the Pancreatic Cancer Action Network, click here.