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.
Percentages of rapid and immotile in frozen–thawed sperm. (a) Percentage of rapid sperm cells; (b) Percentage of immotile sperm cells. Bars with the letters “a” or “b” are values with a statistically significant difference (p < 0.05, n = 4).
