TY - GEN AU - Luceño, F AU - Gomez-Palomares, JL AU - Cabello, Y AU - Hernandez, J AU - Marqueta, J AU - Herrero, J AU - Vidal, E AU - Fernandez-Shaw, S AU - Coroleu, B AU - Castilla Alcalá, José Antonio PY - 2010 UR - https://hdl.handle.net/10481/99621 AB - Monitoring assisted reproductive technology (ART) is essential to evaluate the performance of fertility treatment and its impact on birth rates. In Europe, there are two kinds of ART registers: voluntary and mandatory. The validity of register data is... LA - eng PB - Oxford University Press KW - IVF KW - data registers KW - success rates KW - donor egg KW - Spain TI - Comparison of IVF cycles reported in a voluntary ART registry with a mandatory registry in Spain DO - 10.1093/humrep/deq267 ER -