Distribution of specific serum IgE to recombinant pollen allergens (rPhlp1, rPhlp2, rPhlp5, and rBetv2) and their relationship to each other and to their natural counterparts in patients allergic to grass pollen. - Rossi, Re; Monasterolo, G; Operti, D; Lucchese, S; Operti, R (Allergology International, 2000)