Figure 1.
Geometric mean of serum CA19-9 for 5-year age groups according to Se genotype. Shift of the geometric mean of serum CA19-9 for each 5-year age groups according to Se genotype excluding those with le/le genotype.
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.