Exam 2: Effect of Screening Colonoscopy on Colorectal Cancer Incidence and Mortality
PII: S1542-3565(09)00443-1
doi:10.1016/j.cgh.2009.05.009
© 2009 AGA Institute. Published by Elsevier Inc. All rights reserved.
PII: S1542-3565(09)00443-1
doi:10.1016/j.cgh.2009.05.009
© 2009 AGA Institute. Published by Elsevier Inc. All rights reserved.