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Involves written communication demonstrating quantitative reasoning in conservation biology.

You can generally only withdraw an application within 12 months of the initial filing, and you are typically allowed only one withdrawal per lifetime. or survivor benefits.

Requires a 6–8 page report analyzing a specific scientific method used in a peer-reviewed review article. or survivor benefits.

If you have already received benefit payments, you must repay all money received to the SSA before the withdrawal is approved. or survivor benefits.

Rescinds a previously submitted application for retirement, disability, or survivor benefits.