Volume 144, Issue 3, Pages 544-550 (March 2013) Increased Risk of Advanced Neoplasms Among Asymptomatic Siblings of Patients With Colorectal Cancer Siew C. Ng, James Y.W. Lau, Francis K.L. Chan, Bing Yee Suen, Wai–Keung Leung, Yee Kit Tse, Simon S.M. Ng, Janet F.Y. Lee, Ka– Fai To, Justin C.Y. Wu, Joseph J.Y. Sung Gastroenterology Volume 144, Issue 3, Pages 544-550 (March 2013) DOI: 10.1053/j.gastro.2012.11.011 Copyright © 2013 AGA Institute Terms and Conditions
Figure 1 Study population. (A) Siblings of patients with CRC and (B) siblings of matched controls. Gastroenterology 2013 144, 544-550DOI: (10.1053/j.gastro.2012.11.011) Copyright © 2013 AGA Institute Terms and Conditions