title: [Real Decree 120/2003, of January 31, regulating the requirements for controlled studies, with reproductive purposes, of fertilization of previously frozen oocyte or ovarian tissue, related to assisted human reproduction techniques].
authors.forename: Juan
authors.initials: J
authors.lastname: Carlos
mesh_terms: D018849:Controlled Clinical Trials as Topic / Q000331:legislation & jurisprudence*; D015925:Cryopreservation; D005260:Female; D006801:Humans; D009865:Oocytes; D010053:Ovary; D027724:Reproductive Techniques, Assisted / Q000331:legislation & jurisprudence*; D013030:Spain