Gastric-duodenal ulcer is a common gastrointestinal disease, the result of an imbalance between ulcerative factors (hydrochloric acid solution, pepsin, helicobacter pylori) and protective factors in the liner of the digestive, ...
cach chua benh viem da day
Gastric-duodenal ulcer is a common gastrointestinal disease, the result of an imbalance between ulcerative factors (hydrochloric acid solution, pepsin, helicobacter pylori) and protective factors in the liner of the digestive, ...