Retraction Note to: Prognostic investigations of B7-H1 and B7-H4 expression levels as independent predictor markers of renal cell carcinoma
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Retraction Note to: Tumor Biol (2016) 37:7583–7587
This article has been retracted at the request of the Editor-in-Chief, the International Society of Oncology and BioMarkers (ISOBM) and the Publisher per the Committee on Publication Ethics guidelines. The article shows evidence of irregularities in authorship and in the materials and methods during the submission process, and there is strong reason to believe that the peer review process was compromised.
As such the validity of the content of this article cannot be verified.