Cytology from antiquity to Papanicolaou.
D003585:Cell Biology / Q000266:history*; D003581:Cytodiagnosis / Q000266:history; D005060:Europe; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D049690:History, Ancient; D006801:Humans; D008853:Microscopy / Q000266:history; D009369:Neoplasms / Q000266:history; D010336:Pathology / Q000266:history