Appropriate use or overutilization of the CORI database?
Ramsey
Peter J
PJ
Shaib
Yasser H
YH
Graham
David Y
DY
D016208:Databases, Factual; D016145:Endoscopy, Digestive System; D006801:Humans; D017063:Outcome Assessment, Health Care; D012307:Risk Factors; D013274:Stomach Neoplasms / Q000209:etiology; D013276:Stomach Ulcer / Q000150:complications / Q000175:diagnosis*