Embryological outcomes of using surgical sperm in obstructive and nonobstructive azoospermia compared with ejaculated sperm.

OBJECTIVE: To compare embryology and pregnancy outcomes of sperm obtained via microdissection testicular sperm extraction (mTESE) and testicular sperm aspiration (TESA) with those from autologous ejaculated sperm and donor sperm. DESIGN: Retrospectiv…

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