Comparison of the Effect of Ribosomal Immunotherapy on Plasma Levels of Total IgE and Cytokines IL-4, IL-5, IL-12 and IFNgamma in Adult Atopic and Non-Atopic Patients during the Pollen Season - Bystron, J; Hermanová, Z; Szotkovská, J; Heller, L; Pazderová, D (Clinical drug investigation, 2004)