Original articles, 169-173 | DOI: 10.53260/GREM.201036 Effect Of Oocyte Vitrification In A Pgt-A Programme Monica Parriego, Lluc Coll, Miquel Solé, Ignacio Rodríguez, Montserrat Boada, Francisca Martínez, Buenaventura Coroleu, Pere Nolasc Barri, Francesca Vidal, Anna Veiga