Európai Aeroallergén Hálózat / European Aeroallergen Network (EAN)

Magyarország / Hungary:
- Nemzeti Népegészségügyi és Gyógyszerészeti Központ (NNGYK) / National Center for Public Health and Pharmacy (NCPHP)

Ausztria / Austria:
- EAN European Aeroallergen Network, Austrian Pollen Information Service
- Pollenservice Wien, Department of Oto-Rhino-Laryngology, Medical University of Vienna

Horvátország / Croatia:
- Institute of Public Health, Osijek, Laboratory for Aerobiology, Dr. Andrija Stampar Institute of Public Health, Zagreb,
Institute of Public Health "Sveti Rok”, Service for Health Ecology, Virovitica

Szerbia / Serbia:
- Laboratory for Palynology, Faculty of Sciences, University of Novi Sad; Public Health Institute Subotica

Szlovákia / Slovakia:
- Comenius University in Bratislava, Faculty of Natural Sciences, Department of Botany, Bratislava

Szlovénia / Slovenia:
- National Laboratory of Health, Environment and Food; Department for Public Health Microbiology, Ljubljana