指交
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指交（fingering，日文：
攷
[編輯]
- ↑
Kammerer-Doak, Dorothy; Rogers, Rebecca G. (2008, available online on May 16, 2008). "Female Sexual Function and Dysfunction". Obstetrics and Gynecology Clinics of North America. 35 (2): 169–183. doi:10.1016/j.ogc.2008.03.006. PMID 18486835.
Most women report the inability to achieve orgasm with vaginal intercourse and require direct clitoral stimulation ... About 20% have coital climaxes...
((cite journal)): Check date values in:|year=(help); Unknown parameter|month=ignored (help) - ↑ O'Connell HE, Sanjeevan KV, Hutson JM (October 2005). "Anatomy of the clitoris". The Journal of Urology. 174 (4 Pt 1): 1189–1195. doi:10.1097/01.ju.0000173639.38898.cd. PMID 16145367.
((cite journal)): Unknown parameter|laydate=ignored (help); Unknown parameter|laysource=ignored (help); Unknown parameter|laysummary=ignored (help)CS1 maint: multiple names: 作者名單 (link)
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