Corrigendum: Substance Use in Mild-COVID-19 Patients: A Retrospective Study.

[This corrects the article DOI: 10.3389/fpubh.2021.

Substance Use in Mild-COVID-19 Patients: A Retrospective Study.

There is a need for prospective studies investigating substance use variations in mild COVID-19 patients. These individuals represent the majority of patients affected by the disease and are routinely treated at home, facing periods of quarantine. This was a retrospective cohort study.