sentences:  This work established the technical foundation and legal-ethical framework surrounding the clinical use of human oocyte and embryo donation, a mainstream clinical practice, which has evolved over the past 25 years.Building upon Dr. Buster's groundbreaking research and since the initial birth announcement in 1984, well over 47,000 live births resulting from donor embryo transfer have been and continue to be recorded by the Centers for Disease Control (CDC) in the United States to infertile women, who otherwise would not have had children by any other existing method.Harbor–UCLA Medical Center provides medical control for the following Paramedic units.