APA-Zitierstil (7. Ausg.)
Hopkinson, N., & et al. (2021). Current smoking and COVID-19 risk: Results from a population symptom app in over 2.4 million people.
Chicago-Zitierstil (17. Ausg.)
Hopkinson, N.S, und et al. Current Smoking and COVID-19 Risk: Results from a Population Symptom App in over 2.4 Million People. 2021.
MLA-Zitierstil (9. Ausg.)
Hopkinson, N.S, und et al. Current Smoking and COVID-19 Risk: Results from a Population Symptom App in over 2.4 Million People. 2021.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.