TY - JOUR A1 - Bergmann, Karl-Christian A1 - Klimek, Ludger A1 - Nehr, Sascha A1 - Straff, Wolfgang A1 - Werchan, Barbora T1 - Allergenic pollen: is it also an indoor problem? T2 - Allergo Journal International KW - Luftreinhaltung Y1 - 2021 UR - https://opus4.kobv.de/opus4-hs-duesseldorf/frontdoor/index/index/docId/4705 SN - 2197-0378 VL - 30 IS - 6 SP - 207 EP - 208 PB - Springer Nature ER -