TY - RPRT TI - Thin layer immunoassay; an economical approach to diagnose Helicobacter pylori Infection in gastroduodenal ulcer disease patients of Pakistan; a comparative analysis AU - AZIZ, F. AU - taj, y. AU - kazmi, S. u. PY - 2020 DO - 10.1101/2020.01.05.895375 UR - https://www.biorxiv.org/content/10.1101/2020.01.05.895375v1 ID - 10.1101/2020.01.05.895375 ER -