Honeybee Venom Immunotherapy: A Comparative Study Using Purified and Nonpurified Aqueous Extracts in Patients with Normal Basal Serum Tryptase Concentrations
Figure 2
Baseline serum tryptase level (μg/L) in patients treated with purified aqueous HB venom extract (Group A) and in patients treated with non-purified aqueous preparation (Group B).