@article{226ee996f7174856a732df3c6b1a0392,
title = "The long and short of metformin-related vitamin B12 deficiency",
keywords = "Humans, Hypoglycemic Agents, Metformin, Time Factors, Vitamin B 12 Deficiency, Comment, Letter",
author = "Varughese, {George I} and Tahrani, {Abd A} and Scarpello, {John H B}",
year = "2007",
month = apr,
day = "9",
doi = "10.1001/archinte.167.7.729-b",
language = "English",
volume = "167",
pages = "729--30; author reply 730--1",
journal = "Archives of Internal Medicine",
issn = "0003-9926",
publisher = "American Medical Association",
number = "7",
}