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.
Comparison of red cell folate level in nmol/L and serum folate in ng/mL for the patients in whom both samples were tested within two days of each other. By interpolation, red cell folate of 1000 nmol/L translates to about 9.23 ng/mL of serum folate.
