Intrauterine contraceptive device-nuclei and nucleolar study of the endometrial glands after three years of use.
D000293:Adolescent; D000328:Adult; D002466:Cell Nucleolus; D002467:Cell Nucleus; D004717:Endometrium / Q000166:cytology*; D005260:Female; D006801:Humans; D007434:Intrauterine Devices; D013997:Time Factors