Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation
. 1949 Dec;181(2):635-44.

The microbiological assay of vitamin B12 with Lactobacillus leichmannii

C E HOFFMANN, E L R STOKSTAD, et al.
  • PMID: 15393782
Free article

The microbiological assay of vitamin B12 with Lactobacillus leichmannii

C E HOFFMANN et al. J Biol Chem. 1949 Dec.
Free article
No abstract available

PubMed Disclaimer

LinkOut - more resources