Stahl, Peter Jeffry Testicular sperm retrieval for intracytoplasmic sperm injection in non-azoospermic men: when should we pull the trigger? [electronic resource] - Fertility and sterility 09 2017 - 442-443 p. digital Publication Type: Journal Article; Comment ISSN: 1556-5653 Standard No.: 10.1016/j.fertnstert.2017.07.004 doi Subjects--Topical Terms: AzoospermiaHumansMaleOligospermiaSperm Injections, IntracytoplasmicSperm RetrievalSpermatozoaTestis