TY - JOUR AU - Hignett, M; Claman, P TI - High rates of perforation are found in endovaginal ultrasound probe covers before and after oocyte retrieval for in vitro fertilization-embryo transfer JO - J Assist Reprod Genet VL - 12 PY - 1995 DO - 10.1007/BF02212583 L3 - PubMed-ID: 8580658 SP - 606 EP - 609 ER -