Expression of Concern “Role of contrast-enhanced ultrasound in decision support for diagnosis and treatment of hepatic artery thrombosis after liver transplantation”. Qiang Lu et al. European Journal of Radiology, volume 81, issue 3, March 2012, pages e338-e343. https://doi.org/10.1016/j.ejrad.2011.11.015

Concerns have been raised that the organ transplants described within the above article carry risks of having been procured unethically [1].

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