Evaluation of a novel monoclonal enzyme immunoassay for detection of Helicobacter pylori antigen in stool from children
S Koletzko, N Konstantopoulos, D Bosman, A Feydt-Schmidt, A van der Ende, N Kalach, J Raymond, H Rüssmann
Gut Jun 2003, 52 (6) 804-806; DOI: 10.1136/gut.52.6.804