Friedman, A A controlled trial of intrauterine insemination for cervical factor and male factor: a preliminary report. [electronic resource] - International journal of fertility - 199-203 p. digital Publication Type: Clinical Trial; Comparative Study; Journal Article; Randomized Controlled Trial ISSN: 0020-725X Subjects--Topical Terms: AdultClinical Trials as TopicFemaleHumansInfertility, Female--etiologyInfertility, Male--etiologyInsemination, Artificial--methodsInsemination, Artificial, Homologous--methodsMaleProspective StudiesRandom AllocationSemen Preservation