IL-18 levels in nasal lavage after inhalatory challenge test with flour in bakers diagnosed with occupational asthma - Krakowiak, Anna; Walusiak, Jolanta; Krawczyk, Patrycja; Wiszniewska, Marta; Dudek, Wojciech; Wittczak, Tomasz; Pałczyński, Cezary (Nofer Institute of Occupational Medicine)