The Pap smear, an "endangered" species.
Spires
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D000574:American Medical Association; D003365:Costs and Cost Analysis; D005260:Female; D006801:Humans; D007629:Kentucky; D065006:Papanicolaou Test; D012955:Societies, Medical; D014481:United States; D002583:Uterine Cervical Neoplasms / Q000175:diagnosis; D014626:Vaginal Smears / Q000191:economics