East Tennessee State University Quillan College of Medicine, Johnson City, and Department of Obstetrics and Gynecology, Bristol Regional Medical Center, Bristol, Tennessee.
Reprint requests to: Wesley J. Harris, MD, Department of Obstetrics and Gynecology, Bristol Regional Medical Center, 249 Midway, Bristol, TN 37620.
Authors whose names are accompanied by an asterisk (*) have indicated, in accordance with the Accreditation Council for Continuing Medical Education (ACCME) Standards, that they have a relationship which could be perceived by some people as a real or apparent conflict of interest, but do not feel it has influenced their participation.