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[2] Vogelsong, K. “Natural Contraceptive Methods.” Department of Reproductive Health and Research – World Health Organization, 2022, www.gfmer.ch/Endo/Lectures_11/Naturalc.htm . Accessed August 2023.
[3] McGrath, J. “Abstinence-Only Adolescent Education: Ineffective, Unpopular, and Unconstitutional.” Core, core.ac.uk/download/pdf/216991298.pdf . Accessed August 2023.
[4] “Abstinence and Outercourse.” Planned Parenthood, www.plannedparenthood.org/learn/birth-control/abstinence-and-outercourse . Accessed August 2023.
[5] “Contraception.” The Society of Obstetricians and Gynaecologists of Canada, 2016, www.sexandu.ca/wp-content/uploads/2016/09/Contraception_Methods_Booklet.pdf . Accessed August 2023.
[6] “Is Outercourse the Same Thing as Abstinence? And 5 Other Questions, Answered.” Healthline, https://www.healthline.com/health/healthy-sex/outercourse . Accessed August 2023.
