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198460673 (RM)

KANADA CHARLES BEST

Charles Herbert Best, Canadian physiologist, 1960. Bell (1899-1978) with an assistant (left) in the laboratory. Bell assisted Frederick Banting to isolate insulin (1921) and also discovered choline and histaminase. (KEYSTONE/HERITAGE IMAGES/Oxford Science Archive)

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COPYRIGHTPFLICHTIG

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Date de création

19600101

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KANADA

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KEYSTONE

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