TY - RPRT TI - Blastocyst transfer for couples with multiple IVF failures? AU - C Simón AU - A Pellicer PY - 2000 DO - 10.1016/s0015-0282(00)00427-1 UR - https://pubmed.ncbi.nlm.nih.gov/10787292/ ID - 10787292 ER -