Anna Greenwood, Fred Hutchinson Cancer Research Center (1 of 2) (IMAGE)

Fred Hutchinson Cancer Center

Anna Greenwood, Fred Hutchinson Cancer Research Center (1 of 2)

Caption

Lead study author Anna Greenwood, Ph.D., is next to the device used for the study, made from an old bicycle wheel and other salvaged parts.

Credit

Photo by Bo Jungmayer

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