Cha et al., "Prevalence of Misinformation and Factchecks on the COVID-19 Pandemic in 35 Countries: Observational Infodemiology Study" (2021)

Meeyoung Cha, Chiyoung Cha, Karandeep Singh, Gabriel Lima, Yong-Yeol Ahn, Juhi Kulshrestha, and Onur Varol, JMIR Human Factors 8(1), e23279 (2021)
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@article{cha2021covid19,
    author = {Meeyoung Cha and Chiyoung Cha and Karandeep Singh and Gabriel Lima and Yong-Yeol Ahn and Juhi Kulshrestha and Onur Varol},
    title = {Prevalence of Misinformation and Factchecks on the COVID-19 Pandemic in 35 Countries: Observational Infodemiology Study},
    journal = {JMIR Human Factors},
    volume = {8},
    number = {1},
    pages = {e23279},
    doi = {10.2196/23279},
    year = {2021},
}

Surveys exposure to eleven COVID-19 false claims and their fact checks. Among 1,257 participants across 35 countries included in the analysis, lower national income was associated with greater exposure to misinformation, while fact checks reached fewer people than the corresponding false claims.

Misinformation, COVID 19 pandemic, Fact checking