Norman M Pettigrew

How many duodenal biopsy specimens are required to make a diagnosis of celiac disease?

C. Bernstein, D. Duerksen, Charles N Bernstein, 2008, Gastrointestinal endoscopy.

Implementation of a Canadian External Quality Assurance Program for Breast Cancer Biomarkers: An Initiative of Canadian Quality Control in Immunohistochemistry (cIQc) and Canadian Association of Pathologists (CAP) National Standards Committee/Immunohistochemistry

Richard Berendt, Louis Gaboury, Anthony Magliocco, 2009, Applied immunohistochemistry & molecular morphology : AIMM.