%0 Journal Article %@ 2561-326X %I JMIR Publications %V 5 %N 10 %P e33922 %T Correction: Precision Public Health Campaign: Delivering Persuasive Messages to Relevant Segments Through Targeted Advertisements on Social Media %A An,Jisun %A Kwak,Haewoon %A Qureshi,Hanya M %A Weber,Ingmar %+ School of Computing and Information Systems, Singapore Management University, 80 Stamford Road, Singapore, 178902, Singapore, 65 6826 4809, an.jisun.221@gmail.com %D 2021 %7 5.10.2021 %9 Corrigenda and Addenda %J JMIR Form Res %G English %X %M 34609948 %R 10.2196/33922 %U https://formative.jmir.org/2021/10/e33922 %U https://doi.org/10.2196/33922 %U http://www.ncbi.nlm.nih.gov/pubmed/34609948