Retraction note: BMC Medical Informatics and Decision Making (2020) 20:235 https://doi.org/10.1186/s12911-020-01252-5
The authors have retracted this article. After publication it came to the authors attention that there were issues with the quality of the data used in this study. The authors, therefore, no longer have confidence in the results or conclusions of this study. All authors agree to this retraction.
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Liang, X., Jing, X. Retraction Note: Meta-analysis of contrast-enhanced ultrasound and contrast-enhanced harmonic endoscopic ultrasound for the diagnosis of gallbladder malignancy. BMC Med Inform Decis Mak 22, 150 (2022). https://doi.org/10.1186/s12911-022-01895-6
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DOI: https://doi.org/10.1186/s12911-022-01895-6