TY - RPRT TI - Polymorphic bacteria persisting in polymorphic hosts: assessing Helicobacter pylori-related risks for gastric cancer. AU - Martin J Blaser PY - 2002 DO - 10.1093/jnci/94.22.1662 UR - https://pubmed.ncbi.nlm.nih.gov/12441315/ ID - 12441315 ER -