Question

in which year the cancer tretment had starts?
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Answer 1

Answer:

it began with the era of 1940s

Explanation:

The era of cancer chemotherapy beganin the 1940s with the first use of nitrogen mustards and folic acid antagonist drugs. The targeted therapy revolution had arrived, but many of the principles and limitations of chemotherapy discovered by the early researchers still apply.

Answer 2

Answer:

The era of cancer treatment began in the 1940s

Explanation:

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