TY  - RPRT
TI  - A clinically active vitamin B12 protein complex.
AU  - J G ANDRESEN
PY  - 1954
DO  - 10.1111/j.1600-0773.1954.tb01340.x
UR  - https://pubmed.ncbi.nlm.nih.gov/14349716/
ID  - 14349716
ER  -