Gravesen R G
Urology. 1980 Mar;15(3):283-4. doi: 10.1016/0090-4295(80)90446-x.
The importance of careful palpation of the scrotal contents and follow-up semen analysis when performing vasectomies is proved by this case report of a double vas deferens conjoining into a single vas.
输精管切除术时仔细触诊阴囊内容物及后续精液分析的重要性，由本例双输精管合并为单根输精管的病例报告得以证实。
