Ratliff, C R A rapid one-hour spectrophotometric cephalin-cholesterol flocculation test. Application to liver function studies. [electronic resource] - The American journal of gastroenterology Jun 1971 - 589-93 p. digital Publication Type: Journal Article ISSN: 0002-9270 Subjects--Topical Terms: CholesterolFlocculation TestsHumansLiver Diseases--diagnosisPhosphatidylethanolaminesPrecipitin TestsSpectrophotometryTime Factors