As recently as the 1980s, the medical establishment believed ulcers to be caused by stress and an increase in gastric acidity. How has the current understanding of ulcer development changed patient treatment?
A. There is no treatment for ulcers, then or now.
B. Antibiotics are now used to treat ulcers.
C. Different foods are now suggested for patients having ulcers.
D. Doctors now give their patients sedatives to calm patients with ulcers.
Answer: B
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