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1 Jan 1950 Jahr - Delaney Clause

Beschreibung:

The etiology of lymphomas, leukemias and cervical cancer may be viruses. The Delaney Clause was designed to protect against these many cancer types. It was based on the hypothesis held in the 1950s that human cancers are due to environmental chemicals.

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Antonio's Timeline

ByAntonio Perez
4 Mon. zuvor
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Datum:

1 Jan 1950 Jahr
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~ 75 years ago
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