Montelukast Spring Rhinitis Study Group. Montelukast for treating seasonal allergic rhinitis: a randomized, double-blind, placebo-controlled trial performed in the spring. - Philip,G.; Malmstrom,K.; Hampel,F.C.; Weinstein,S.F.; LaForce,C.F.; Ratner,P.H.; Malice,M.P.; Reiss,T.F. (Clin Exp Allergy, 2002)