Correction: A comprehensive review of diagnostic approaches for hepatitis D

• Please read through all the templates before choosing • Pick the most relevant text template(s) from the following page and delete all others.• Edit the text as necessary, ensuring that the original incorrect text is included for the record, please see the below. • Please do not use any extra formatting when editing the templates, and only modify the red text unless absolutely necessary • Submit to Frontiers following the instructions on this page.When the original text contained incorrect information, to preserve the scientific record, please include that text when editing the below templates. For example:There was a mistake in the Funding statement, an incorrect number was used. The correct number is "2015C03Bd051.". The publisher apologizes for this mistake.The original version of this article has been updated.Correction on: Liu W-H, Cui J-Y, Yu M, Shi X-D, Che Y-L, Wang C-Y and Chi X-M (2025) A comprehensive review of diagnostic approaches for hepatitis D. Front. Mol. Biosci. 12:1598784. doi: 10.3389/fmolb.2025.1598784 To be used in the actual correction text "With this notice, Frontiers states its awareness of misrepresentation of the availability of the 1st World Health Organization (WHO) International Standard (IS) for HDV RNA for nucleic acid amplification technique assays (code number 7657/12) in this article. The WHO IS is available from the Paul-Ehrlich-Institut, Langen, Germany (www.pei.de). A correction has been made to section 5 Challenges and perspectives, second paragraph. The original version of this article has been updated".From "The first WHO international HDV RNA standard, established in 2013 from an HDV1 patient serum, contained 575,000 IU/mL. However, the published sequence and the one determined in the actual standard were not identical (Pyne et al., 2017). Unfortunately, this standard is no longer available" To: "The first WHO international HDV RNA standard, established in 2013 from an HDV1 patient serum, contained 575,000 IU/mL. However, the published sequence and the one determined in the actual standard were not identical (Pyne et al., 2017). The WHO IS is available from the Paul-Ehrlich-Institut, Langen, Germany (www.pei.de)"