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Investigating vitamin B12 levels in children with obesity: the role of metformin

Crossref DOI link: https://doi.org/10.1007/s00431-026-06858-x

Published Online: 2026-03-18

Update policy: https://doi.org/10.1007/springer_crossmark_policy

Authors

Iwańska, A. https://orcid.org/0009-0001-4000-6891
Goncerz, D. https://orcid.org/0000-0001-9362-8187
Ahmed, M.

Aoun, R.

Kozioł-Kozakowska, A. https://orcid.org/0000-0003-4770-5641
Szczudlik, E. https://orcid.org/0000-0002-1247-5121
Stępniewska, A. https://orcid.org/0000-0002-2743-9625
Wójcik, M. https://orcid.org/0000-0003-3889-1913
Starzyk, J. B. https://orcid.org/0000-0002-4086-6525
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Text and Data Mining valid from 2026-03-18

Version of Record valid from 2026-03-18
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Article History

Received: 31 October 2025

Revised: 27 February 2026

Accepted: 10 March 2026

First Online: 18 March 2026

Declarations

:

: The authors declare no competing interests.