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Urbanity as a determinant of exposure to grass pollen in Helsinki Metropolitan area, Finland
- Timo T. Hugg,
- Jan Hjort,
- Harri Antikainen,
- Jarmo Rusanen,
- Mirkka Tuokila,
- Sanna Korkonen,
- Jan Weckström,
- Maritta S. Jaakkola,
- Jouni J. K. Jaakkola
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- Published: October 12, 2017
- https://doi.org/10.1371/journal.pone.0186348