The winners of this year's Nobel Prize for Medicine say they expect substantial advances toward treating cancer in the next several decades although they say it's unlikely the disease could be eradicated.
Allison says "soon we'll get close with some cancers," citing progress against some forms including melanoma. But he says "the world will never be cancer-free."
Honjo said he expects that immunotherapy will eventually be used against most cancers, often in combination with radiation or chemotherapy.
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