Okpokam, D.; Kooffreh-Ada, M.; Okhormhe, Z.; Ernest, N. A.; Nna, V. U. Sensitivity Comparison Between Rapid One-Step Test Strip and ELISA Methods in Detection of HBsAg Among Selected Chronic Liver Disease Patients in University of Calabar Teaching Hospital, Calabar, Nigeria. Asian J Med Sci 2015, 6, 56-60.