Short-Loop Feedback of Luteinizing Hormone: Dose-Response Relationships and Specificity**Recipient of the Squibb A ward for Outstanding Research. Presented at the Twenty-Fifth Annual Meeting of The Pacific Coast Fertility Society, October 12 to 16, 1977, Palm Springs, Calif., and at the Thirty-Fourth Annual Meeting of The American Fertility Society, March 29 to April 1, 1978, New Orleans, La.