TY - GEN AU - De Assin, R AU - Gonzalvo, MC AU - Clavero, A AU - Ramirez, JP AU - Vergara, F AU - Martinez, L AU - Castilla Alcalá, José Antonio PY - 2010 UR - https://hdl.handle.net/10481/99624 AB - Participation in external quality control (EQC) programmes is recommended by various scientific societies. Results from an EQC programme for embryology laboratories are presented. This 5-year programme consisted of the annual delivery of (i) materials... LA - eng PB - Elsevier KW - embryology KW - embryo quality KW - quality control TI - External quality control for embryology laboratories DO - 10.1016/j.rbmo.2009.09.033 ER -