Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Serum homocysteine (A) and vitamin B12 (B) levels in type 2 diabetic patients with microalbuminuria before and after treatment with zinc or placebo in group 1 and group 2. Group 1 received zinc in the first and placebo in the second phase, while group 2 received placebo in the first and zinc in the second phase. * p < 0.05.
