TY - RPRT TI - Sperm retrieval methods and ICSI for obstructive azoospermia. AU - M Tsirigotis AU - I Craft PY - 1995 DO - 10.1093/oxfordjournals.humrep.a136030 UR - https://pubmed.ncbi.nlm.nih.gov/7650113/ ID - 7650113 ER -