ZIPF, R E A critical reevaluation of the diphenylamine test for malignancy. [electronic resource] - American journal of clinical pathology Jun 1961 - 479-87 p. digital Publication Type: Journal Article ISSN: 0002-9173 Standard No.: 10.1093/ajcp/35.6.479 doi Subjects--Topical Terms: Aniline Compounds--bloodDiphenylamineHumansNeoplasms--diagnosis