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2. Urine cytology after treatment of bladder tumors;MacFarlane;Acta Cytol.,1964
3. In termittent exfoliation of epithelial cells in carcinoma of the urinary bladder;Connolly;Canad. J. Surg.,1970
4. Urine sediment smears as a diagnostic procedure in cancers of the urinary tract;Papanicolaou;Science,1945
5. Exfoliative cytology in the diagnosis and follow-up of urothelial neoplasms;Tyrkkö;Scand. J. Urol. Nephrol.,1973