【单选题】It is known that some pre-existing conditions are found to precede development of malignant neoplasms. Which of the following conditions is most likely to be statistically unrelated to subsequent mali...
A.
Chronic gastritis with intestinal type metaplasia of gastric mucosa
【单选题】A 36-year-old female patient presents with recurrent upper abdominal pain for 3 years, which relieves after meals and aggravates at night. Her physical examination is unremarkable. Which of the follow...