Delacroix, D. L., Tome, G., Fiasse, R., & Dive, C. (1981). Acid and Heat Extraction in Cea Assays - Comparison Between the Roche and Abbott Cea Ria Tests in Patients With Various Types of Tumor. Refractories, 2(4-5), 172-177. https://hdl.handle.net/2078.5/145110 (Original work published 1981)