Pignataro, L D PCNA--a cell proliferation marker in vocal chord cancer. Part I: Premalignant laryngeal lesions. [electronic resource] - Anticancer research - 1517-20 p. digital Publication Type: Journal Article ISSN: 0250-7005 Subjects--Topical Terms: HumansLaryngeal Neoplasms--pathologyPrecancerous Conditions--pathologyProliferating Cell Nuclear Antigen--analysisVocal Cords--pathology