APA

James I. G. V., Campbell L. M., Harrison J. M., Fell P. J., Ellers-Lenz B. & Petzold U. (20031203). Comparison of the efficacy and tolerability of topically administered azelastine, sodium cromoglycate and placebo in the treatment of seasonal allergic conjunctivitis and rhino-conjunctivitis. : Current medical research and opinion.

Chicago

James I G V, Campbell L M, Harrison J M, Fell P J, Ellers-Lenz B and Petzold U. 20031203. Comparison of the efficacy and tolerability of topically administered azelastine, sodium cromoglycate and placebo in the treatment of seasonal allergic conjunctivitis and rhino-conjunctivitis. : Current medical research and opinion.

Harvard

James I. G. V., Campbell L. M., Harrison J. M., Fell P. J., Ellers-Lenz B. and Petzold U. (20031203). Comparison of the efficacy and tolerability of topically administered azelastine, sodium cromoglycate and placebo in the treatment of seasonal allergic conjunctivitis and rhino-conjunctivitis. : Current medical research and opinion.

MLA

James I G V, Campbell L M, Harrison J M, Fell P J, Ellers-Lenz B and Petzold U. Comparison of the efficacy and tolerability of topically administered azelastine, sodium cromoglycate and placebo in the treatment of seasonal allergic conjunctivitis and rhino-conjunctivitis. : Current medical research and opinion. 20031203.