Thuốc diệt tinh trùng (Vietnamese Wikipedia)

Analysis of information sources in references of the Wikipedia article "Thuốc diệt tinh trùng" in Vietnamese language version.

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1^st place

contraceptivetechnology.org

Trussell, James (2011). “Contraceptive efficacy”. Trong Hatcher, Robert A.; Trussell, James; Nelson, Anita L.; Cates, Willard Jr.; Kowal, Deborah; Policar, Michael S. (biên tập). Contraceptive Technology (ấn bản 20). New York: Ardent Media. tr. 779–863. ISBN 978-1-59708-004-0. ISSN 0091-9721. OCLC 781956734. Table 26–1 = Table 3–2 Percentage of women experiencing an unintended pregnancy during the first year of typical use and the first year of perfect use of contraception, and the percentage continuing use at the end of the first year. United States. Lưu trữ 2017-02-15 tại Wayback Machine

Kestelman P, Trussell J (1991). “Efficacy of the simultaneous use of condoms and spermicides”. Fam Plann Perspect. 23 (5): 226–7, 232. doi:10.2307/2135759. JSTOR 2135759. PMID 1743276.

Kestelman P, Trussell J (1991). “Efficacy of the simultaneous use of condoms and spermicides”. Fam Plann Perspect. 23 (5): 226–7, 232. doi:10.2307/2135759. JSTOR 2135759. PMID 1743276.

Kestelman P, Trussell J (1991). “Efficacy of the simultaneous use of condoms and spermicides”. Fam Plann Perspect. 23 (5): 226–7, 232. doi:10.2307/2135759. JSTOR 2135759. PMID 1743276.

Trussell, James (2011). “Contraceptive efficacy”. Trong Hatcher, Robert A.; Trussell, James; Nelson, Anita L.; Cates, Willard Jr.; Kowal, Deborah; Policar, Michael S. (biên tập). Contraceptive Technology (ấn bản 20). New York: Ardent Media. tr. 779–863. ISBN 978-1-59708-004-0. ISSN 0091-9721. OCLC 781956734. Table 26–1 = Table 3–2 Percentage of women experiencing an unintended pregnancy during the first year of typical use and the first year of perfect use of contraception, and the percentage continuing use at the end of the first year. United States. Lưu trữ 2017-02-15 tại Wayback Machine

Trussell, James (2011). “Contraceptive efficacy”. Trong Hatcher, Robert A.; Trussell, James; Nelson, Anita L.; Cates, Willard Jr.; Kowal, Deborah; Policar, Michael S. (biên tập). Contraceptive Technology (ấn bản 20). New York: Ardent Media. tr. 779–863. ISBN 978-1-59708-004-0. ISSN 0091-9721. OCLC 781956734. Table 26–1 = Table 3–2 Percentage of women experiencing an unintended pregnancy during the first year of typical use and the first year of perfect use of contraception, and the percentage continuing use at the end of the first year. United States. Lưu trữ 2017-02-15 tại Wayback Machine