Rare cancers: a sea of opportunity - The Lancet

Rare cancers 1 Rare cancers: a sea of opportunity Niki Boyd, Janet E Dancey, C Blake Gilks, David G Huntsman Rare cancers, as a collective, account for around a quarter of all cancer diagnoses and deaths. Historically, they have been divided into two groups: cancers defi ned by their unusual histogenesis (cell of origin or diff erentiation ... ................
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