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The agency plans to present accounts of deaths involving children and birth defects to an influential C.D.C. panel meeting next week.

By Christina Jewett and Apoorva Mandavilli

The Food and Drug Administration is examining rare cases involving the deaths of young people after they received Covid vaccines and is also seeking undisclosed details about the safety of the shots for pregnant women.

The agency’s review follows years of exhaustive work by government officials and academic researchers worldwide who have validated the safety of the vaccines.