Imiquimod 5% cream for the treatment of actinic keratosis: results from two phase III, randomized, double-blind, parallel group, vehicle-controlled trials.
Lebwohl M, Dinehart S, Whiting D, Lee PK, Tawfik N, Jorizzo J, Lee JH, Fox TL. Imiquimod 5% cream for the treatment of actinic keratosis: results from two phase III, randomized, double-blind, parallel group, vehicle-controlled trials. J Am Acad Dermatol. 2004 May; 50(5):714-21.