Dyspepsia algorithms and the value of endoscopy.
Grimm
I S
IS
Shaheen
N J
NJ
D003362:Cost-Benefit Analysis; D004415:Dyspepsia / Q000628:therapy*; D005773:Gastroscopy; D016481:Helicobacter Infections / Q000188:drug therapy*; D016480:Helicobacter pylori; D006801:Humans