参考资料：
[1]Milford，C. et al. “Lubrication and Vaginal Sex： Lubricant Use and Preferences in General Population Women and Women at Risk of HIV.”Archives of Sexual Behavior 49 (2020)：2103-2116.
[2]Waetjen L Elaine et al. Factors associated with developing vaginal dryness symptoms in women transitioning through menopause：a longitudinal study.[J].Menopause (New York，N.Y.)，2018，25(10)：1094-1104.
[3]Chow，E.et al.“Saliva use as a lubricant for***sex is a risk factor for rectal gonorrhoea among men who have sex with men，a new public health message： a cross-sectional survey.”Sexually Tran *** itted Infections 92 (2016)：532 - 536.
【水基润滑剂品牌】[4]Leiblum Sandra R et al. Vaginal dryness：a comparison of prevalence and interventions in 11 countries.[J].The journal of sexual medicine，2009，6(9) ：2425-33.
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