I-15% isaphulelo sokuhlala kwisaphulelo
I-4 Preti G, u-Huggins G kunye no-Silverberg G, Ukuguqulwa kwi-organic compounds of secretions ye-vaginal ebangelwa ukuvuswa ngokwesondo, i-Fertil Steril 1979; 32: 47-54. I-5 Huggins G kunye ne-Preti G, i-Vaginal ivumba kunye ne-secretions, i-Clinical Obstetrics kunye ne-Gynecology, i-1981; 24; 355-377. I-6 u-Owen D kunye no-Katz D, I-simulant ye-vaginal fluid, i-Contraception, i-1999 Feb; 59 (2): 91-5.
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