Corrigenda and Addenda

Correction: The Characteristics and Risk Factors of Web-Based Sexual Behaviors Among Men Who Have Sex With Men in Eastern China: Cross-sectional Study

Lin Chen, Wanjun Chen, Tingting Jiang, Zhikan Ni, Qiaoqin Ma, Xiaohong Pan

JMIR Public Health Surveill 2021 (Sep 08); 7(9):e33430

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Correction: Census Tract Patterns and Contextual Social Determinants of Health Associated With COVID-19 in a Hispanic Population From South Texas: A Spatiotemporal Perspective

Cici Bauer, Kehe Zhang, Miryoung Lee, Susan Fisher-Hoch, Esmeralda Guajardo, Joseph McCormick, Isela de la Cerda, Maria E Fernandez, Belinda Reininger

JMIR Public Health Surveill 2021 (Aug 18); 7(8):e32870

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Correction: Global Changes and Factors of Increase in Caloric/Salty Food Intake, Screen Use, and Substance Use During the Early COVID-19 Containment Phase in the General Population in France: Survey Study

Benjamin Rolland, Frédéric Haesebaert, Elodie Zante, Amine Benyamina, Julie Haesebaert, Nicolas Franck

JMIR Public Health Surveill 2021 (Jul 20); 7(7):e31906

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Correction: Convalescent Plasma for the Prevention and Treatment of COVID-19: A Systematic Review and Quantitative Analysis

Henry T Peng, Shawn G Rhind, Andrew Beckett

JMIR Public Health Surveill 2021 (Jun 30); 7(6):e31554

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Correction: Community Mitigation of COVID-19 and Portrayal of Testing on TikTok: Descriptive Study

Corey H Basch, Jan Mohlman, Joseph Fera, Hao Tang, Alessia Pellicane, Charles E Basch

JMIR Public Health Surveill 2021 (Jun 29); 7(6):e31542

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Correction: Predicting Age Groups of Reddit Users Based on Posting Behavior and Metadata: Classification Model Development and Validation

Robert Chew, Caroline Kery, Laura Baum, Thomas Bukowski, Annice Kim, Mario Navarro

JMIR Public Health Surveill 2021 (Apr 30); 7(4):e30017

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Correction: Early Detection of Dengue Fever Outbreaks Using a Surveillance App (Mozzify): Cross-sectional Mixed Methods Usability Study

Von Ralph Dane Marquez Herbuela, Tomonori Karita, Thaddeus Marzo Carvajal, Howell Tsai Ho, John Michael Olea Lorena, Rachele Arce Regalado, Girly Dirilo Sobrepeña, Kozo Watanabe

JMIR Public Health Surveill 2021 (Apr 22); 7(4):e29795

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Correction: Assessment of the Effectiveness of Identity-Based Public Health Announcements in Increasing the Likelihood of Complying With COVID-19 Guidelines: Randomized Controlled Cross-sectional Web-Based Study

Alexander S Dennis, Patricia L Moravec, Antino Kim, Alan R Dennis

JMIR Public Health Surveill 2021 (Apr 15); 7(4):e29603

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Correction: General Audience Engagement With Antismoking Public Health Messages Across Multiple Social Media Sites: Comparative Analysis

Katja Reuter, Melissa L Wilson, Meghan Moran, NamQuyen Le, Praveen Angyan, Anuja Majmundar, Elsi M Kaiser, Jennifer B Unger

JMIR Public Health Surveill 2021 (Feb 24); 7(2):e28131

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