An endometrial antibody assay in the clinical diagnosis and management of endometriosis*†*Supported in part by the National Institutes of Health Research Career Development Award HD-00450 (S.M.) and by the Medical University of South Carolina Intramural Research Fund (H.J.C.).†Presented at the Thirty-Second Annual Meeting of the Pacific Coast Fertility Society Meeting, April 24 to 28, 1985, Las Vegas, Nevada.