TY  - RPRT
TI  - Subnormal serum vitamin B12 concentration.
AU  - O M Jolobe
PY  - 1997
DO  - 10.1111/j.1532-5415.1997.tb05993.x
UR  - https://pubmed.ncbi.nlm.nih.gov/9288035/
ID  - 9288035
ER  -