AUTHOR=Chen Cheng-Han , Fu Yi-Chen , Lee Yi-Tzu , Hsieh Kai-Sheng , Shen Ching-Fen , Cheng Chao-Min TITLE=Corrigendum: Efficacy of a paper-based interleukin-6 test strip combined with a spectrum-based optical reader for sequential monitoring and early recognition of respiratory failure in elderly pneumonia-a pilot study JOURNAL=Frontiers in Pharmacology VOLUME=14 YEAR=2023 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2023.1250358 DOI=10.3389/fphar.2023.1250358 ISSN=1663-9812