Citace podle APA (7th ed.)
Hopkinson, N., & et al. (2021). Current smoking and COVID-19 risk: Results from a population symptom app in over 2.4 million people.
Citace podle Chicago (17th ed.)
Hopkinson, N.S, a et al. Current Smoking and COVID-19 Risk: Results from a Population Symptom App in over 2.4 Million People. 2021.
Citace podle MLA (9th ed.)
Hopkinson, N.S, a et al. Current Smoking and COVID-19 Risk: Results from a Population Symptom App in over 2.4 Million People. 2021.
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