DOI:
10.1055/s-00000059
Pneumologie
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References
Hopkinson NS, Rossi N, El-Sayed Moustafa J. et al.
Current smoking and COVID-19 risk: results from a population symptom app in over 2.4 million people.
Thorax 2021;
76: 714-722
DOI: 10.1136/thoraxjnl-2020-216422.
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