Exposure to birch pollen and the risk of allergic and asthmatic
manifestations
- Timo Hugg,
- Qianlai Luo,
- Taina Lajunen,
- Maritta Jaakkola
, - Jouni Jaakkola

Timo Hugg
Oulun yliopisto
Corresponding Author:timo.hugg@oulu.fi
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