AIM: To identify possible risk factors and their synergism for cholangiocarcinoma development.METHODS: A hospital-based, case-control study in which we included
There are more than 1000 microbial species living in the complex human intestine.The gut microbial community plays an important role in protecting the host agai
AIM To assess the prevalence of possible risk factors of upper gastrointestinal bleeding(UGIB) and their agegroup specific trend among the general population an