Barbara Campbell is part of a worldwide experiment testing whether electrodes implanted in the eye can restore sight.

Barbara Campbell参加了一个全球性的实验，该实验旨在检验植入眼中的电极是否能帮助恢复视力。

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Barbara Campbell, a 59-year-old vocational rehabilitation counselor, has had virtually no sight since her 40s.

WSJ: The Quest to Create A Bionic Eye Gets Clearer

That other client--Barbara Campbell, a 55-year-old single mother with blonde hair, blue eyes and skin freckled by the Big Sky sun--toured the ranch by horseback only a week prior.

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