Von Hertzen H, WHO Research Group. Low dose mifepristone and two regimens of levonorgestrel for emergency contraception: a WHO multicenter randomized trial. Lancet 2002;360: 1803–1810.
266.
World Health Organization. Fact sheet on the safety of levonorgestrel-alone emergency contraceptive pills (LNG ECPs). Geneva: WHO, 2010.
267.
Noe G, Croxatto HB, Salvatierra AM, et al. Contraceptive efficacy of emergency contraception with levonorgestrel given before or after ovulation. Contraception 2010;81:414–420.
268.
Horga A, Santamarina E, Quilez A, et al. Cerebral venous throm bosis associated with repeated use of emergency contraception. Eur J Neurol 2007;14:e5.
269.
Hamoda H, Ashok PW, Stalder C, et al. A randomized trial of mifepristone 10 mg and levonorgestrel for emergency contraception. Obstet Gynecol 2004;104:1307–1313.
270.
Glasier AF, Cameron ST, Fine PM, et al. Uliprostal acetate versus levonorgestrel for emergency contraception, a randomized non inferiority trial. Lancet 2010;375:555–562.
271.
Brache V, Cochon L, Jesam C, et al. Immediate pre-ovulatory administration of 30 mg Ulipristal acetate significantly delays follicular rupture. Hum Reprod 2010;25:2256–2263.
272.
Lippes J, Malik T, Tautum HJ. The postcoital copper-T. Adv Plann Parent 1976;11:24–29.
273.
Wu S, Godfrey E, Wojdyla D, et al. Copper T380A intrauterine device for emergency contraception: a prospective, multicentre, cohort clinical trial. BJOG 2010;117:1205–1210.
274.
Zhou L, Xiao B. Emergency contraception with multiload Cu-375 SL IUD: a multicenter clinical trial. Contraception 2001;64:107– 112.
275.
Briggs MH, Briggs M. Oral contraceptives for men. Nature 1974;252:585–586.
276.
Wallace EM, Gow SM, Wu FC. Comparison between testosterone enanthate-induced azoospermia and oligozoospermia in a male contraceptive study. I. Plasma luteinizing hormone, follicle stimulating hormone, testosterone, estradiol, and inhibin concentrations. J Clin Endocrinol Metab 1993;77:290–293.
277.
Wang C, Swerdloff RS. Male hormonal contraception. Am J Obstet Gynecol 2004;190:S60–S68.
278.
Gu Y, Gu X, Liang W, et al. Multicenter contraceptive efficacy trial of injectable testosterone undecanoate in Chinese men. J Clin Endocrin Metab 2009;94:1910–1925.
279.
Mommers E, Kersemaekers WM, Elliesen M, et al. Male hormonal contraception: a double blind, placebo-controlled study. J Clin Endocrin Metabol 2008;93:2572–2580.
280.