Figure 1 (IMAGE) Higher Education Press Caption Absolute differences of 5-year observed survival and age-standardized relative survival (ASRS) in single-source data linkage and multi-source data linkage compared to comprehensive follow-up (%). Credit Yubing Shen, Ruiying Fu, Xiaofeng Wang, Xinyu Zhang, Ying Zhou, Yiheng Zhou, Jue Liu, Dan Mei, Bingfeng Han, Li Li, Shaoming Wang, Ru Chen, Kexin Sun, Hong Lin, Huijuan Mu, Ke Sun, Hongmei Zeng, Wenqiang Wei Usage Restrictions none License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.