Figure 2From: Quantifying serum antibody in bird fanciers' hypersensitivity pneumonitisComparison of the concentrations of serum IgG antibody [ug/ml] against pigeon serum antigens quantified by both in-house enzyme immunoassay [EIA] and by automated fluorimetry in 50 pigeon fanciers. A transformed (square root) scale has been used on both axes.Back to article page