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changelog.d/20241204_103403_effigies_nifti_headers.md

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+### Added
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+- A bullet item for the Added category.
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+### Changed
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+### Fixed
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+- Resolve issue with parsing headers of NIfTI files with large extensions.
+  Fixes [issue 126].
+
+[issue 126]: https://github.com/bids-standard/bids-validator/issues/126
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