Randomized study comparing the efficacy and tolerance of a lipophillic hydroxy acid derivative of salicylic acid and 5% benzoyl peroxide in the treatment of facial acne vulgaris. - Bissonnette, R.; Bolduc, C.; Seité, S.; Nigen, S.; Provost, N.; Maari, C.; Rougier, A. (Journal of Cosmetic Dermatology, 2009)