1. Department of Adult AllergyGuy’s and St Thomas’ Hospital London UK
2. Department of Respiratory Diagnostics and BronchoscopyMedical University of Bialystok Bialystok Poland
3. Department of Population Medicine and Civilization Diseases PreventionMedical University of Bialystok Bialystok Poland
4. Department of Infectious Diseases and NeuroinfectionsMedical University of Bialystok Bialystok Poland