Expression of Concern Notice: An efficient and secure mutual authentication protocol in wireless body area network

Abstract

We, the publisher, are issuing an expression of concern about Manoj Kumar et al. (2023) An efficient and secure mutual authentication protocol in wireless body area network. https://doi.org/10.4108/eetpht.9.3114

Concerns have been raised about the reliability of the references in this manuscript due to an unusual citation pattern. The investigation is ongoing and we advise scholars to exercise caution when interpreting the relevance of citations in this manuscript.