Jennifer Hellawell
Contributor
Associate Director, Cardiovascular Clinical Research at Gilead Sciences, California. Her contributions to SAGE Publicationsā Encyclopedia of Cancer and Society (2007) formed the basis of her contributions to Britannica.
Primary Contributions (1)
Cancer of unknown primary (CUP), rare condition in which the initial site of cancer development in a patientās body cannot be identified. In the vast majority of cases, cancer cells share identifiable features in common with the healthy cells that make up the tissue in which the cancer initiallyā¦
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