RUTENBURG, A M Preparation of a new tetrazolium salt which yields a blue pigment on reduction and its use in the demonstration of enzymes in normal and neoplastic tissues. [electronic resource] - Cancer research Feb 1950 - 113-21 p. digital Publication Type: Journal Article ISSN: 0008-5472 Subjects--Topical Terms: Biological ProductsHumansTetrazolium Salts