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.
The effect of season on the number of follicles and COCs recovered during LOPU as well as in vitro embryo production rates. (A): LOPU results by season. (B): Embryo development rates by season. (C): The mean number of embryos produced per donor per LOPU by season.
