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A multi-layered strategy for COVID-19 infection prophylaxis in schools: A review of the evidence for masks, distancing, and ventilation.
Indoor Air. 2022 Oct;32(10):e13142. doi: 10.1111/ina.13142.
Indoor Air. 2022.
PMID: 36305077
Free PMC article.
Review.
Model Calculations of Aerosol Transmission and Infection Risk of COVID-19 in Indoor Environments.
Lelieveld J, Helleis F, Borrmann S, Cheng Y, Drewnick F, Haug G, Klimach T, Sciare J, Su H, Pöschl U.
Lelieveld J, et al. Among authors: helleis f.
Int J Environ Res Public Health. 2020 Nov 3;17(21):8114. doi: 10.3390/ijerph17218114.
Int J Environ Res Public Health. 2020.
PMID: 33153155
Free PMC article.
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Design and field application of an automated cartridge sampler for VOC concentration and flux measurements.
Kuhn U, Dindorf T, Ammann C, Rottenberger S, Guyon P, Holzinger R, Ausma S, Kenntner T, Helleis F, Kesselmeier J.
Kuhn U, et al. Among authors: helleis f.
J Environ Monit. 2005 Jun;7(6):568-76. doi: 10.1039/b500057b. Epub 2005 Apr 27.
J Environ Monit. 2005.
PMID: 15931416
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Application of a multi-laser tunable diode laser absorption spectrometer for atmospheric trace gas measurements at sub-ppbv levels.
Kormann R, Fischer H, Gurk C, Helleis F, Klüpfel T, Kowalski K, Königstedt R, Parchatka U, Wagner V.
Kormann R, et al. Among authors: helleis f.
Spectrochim Acta A Mol Biomol Spectrosc. 2002 Sep;58(11):2489-98. doi: 10.1016/s1386-1425(02)00066-5.
Spectrochim Acta A Mol Biomol Spectrosc. 2002.
PMID: 12353699
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Cryogenic trapping of carbonyl sulfide without using expendable cryogens.
von Hobe M, Kenntner T, Helleis FH, Sandoval-Soto L, Andreae MO.
von Hobe M, et al. Among authors: helleis fh.
Anal Chem. 2000 Nov 1;72(21):5513-5. doi: 10.1021/ac000585f.
Anal Chem. 2000.
PMID: 11080908
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