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. 2020 Jan 14;8:e8376. doi: 10.7717/peerj.8376

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© 2020 Coroaba et al.

This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, reproduction and adaptation in any medium and for any purpose provided that it is properly attributed. For attribution, the original author(s), title, publication source (PeerJ) and either DOI or URL of the article must be cited.

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SAXS diffractogram and P(r) distribution function: (A and B) Black hair from healthy donor (B-Control). (C and D) Grey hair from healthy donor (G-Control). (E and F) Unaffected black hair of patient with AA (B-AA). (G and H) Non-pigmented hair of patient with AA (W-AA).