Otto, S Double immunochemical screening test (hemoglobin and albumin) for the detection of occult intestinal bleeding. [electronic resource] - Journal of clinical laboratory analysis 1993 - 301-6 p. digital Publication Type: Journal Article ISSN: 0887-8013 Standard No.: 10.1002/jcla.1860070602 doi Subjects--Topical Terms: AdolescentAdultColorectal Neoplasms--bloodEvaluation Studies as TopicFemaleHemoglobins--analysisHumansImmunoelectrophoresis--methodsIntestinal Polyps--bloodMiddle AgedOccult BloodSerum Albumin--analysis