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Risk of Vitamin B12 Deficiency Associated with Proton Pump Inhibitors, Metformin, and H2 Blockers in Geriatric Patients: A Polypharmacy Perspective

Crossref DOI link: https://doi.org/10.1186/s43162-025-00516-8

Published Online: 2025-09-05

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

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