title: Is the gap between the developed and developing countries in the incidence of inflammatory bowel disease disappearing?
authors: Department of Surgery, Rutgers-New Jersey Medical School, Newark, New Jersey.
authors: Xiaofa
authors: X
authors: Qin
mesh_terms: D005260:Female; D006801:Humans; D015212:Inflammatory Bowel Diseases / Q000453:epidemiology*; D008297:Male