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Persistently increased vitamin B12 concentration due to cobalamin macrocomplexes: a case report and review of the literature

  • José A. Delgado Rodríguez EMAIL logo , María I. Pastor García , Josep Miquel Bauça , Ramón Vidal Mullor and Antònia Barceló
  1. Author contributions: All the authors have accepted responsibility for the entire content of this submitted manuscript and approved submission.

  2. Research funding: None declared.

  3. Employment or leadership: None declared.

  4. Honorarium: None declared.

  5. Competing interests: The funding organization(s) played no role in the study design; in the collection, analysis, and interpretation of data; in the writing of the report; or in the decision to submit the report for publication.

  6. Conflict of interest disclosure: All authors declare no conflicts of interest.

  7. Ethical approval: Patient consent was obtained in writing.


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Received: 2019-10-01
Accepted: 2019-11-18
Published Online: 2020-01-13
Published in Print: 2020-09-25

©2020 Walter de Gruyter GmbH, Berlin/Boston

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