scholarly journals Retraction: Cheng B-Q, et al. Chemoembolization combined with radiofrequency ablation for patients with hepatocellular carcinoma larger than 3 cm: a randomized controlled trial. JAMA. 2008;299(14):1669-1677.

JAMA ◽  
2009 ◽  
Vol 301 (18) ◽  
pp. 1931 ◽  
Author(s):  
Catherine D. DeAngelis
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