SCHULZ, B Optimum spacing of repeat follow-up Papanicolaou smears. [electronic resource] - Journal of the American Medical Association Sep 1958 - 248-50 p. digital Publication Type: Journal Article ISSN: 0002-9955 Standard No.: 10.1001/jama.1958.03000030020004 doi Subjects--Topical Terms: FemaleFollow-Up StudiesHumansPapanicolaou TestUterine Cervical Neoplasms--diagnosisVaginal Smears