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Some of the material in is restricted to members of the community. By logging in, you may be able to gain additional access to certain collections or items. If you have questions about access or logging in, please use the form on the Contact Page.
The key to species survival depends on the ability to reproduce. In mammals ovulation requires a precisely timed luteinizing hormone (LH)-surge on the afternoon of proestrus. It is thought that this LH-surge requires the convergence of...
Some of the material in is restricted to members of the community. By logging in, you may be able to gain additional access to certain collections or items. If you have questions about access or logging in, please use the form on the Contact Page.
