A randomized, single-blind, single-centre clinical trial to evaluate comparative clinical efficacy of shampoos containing ciclopirox olamine (1.5 %) and salicylic acid (3 %), or ketoconazole (2 %, Nizoral) for the treatment of dandruff/seborrhoeic dermatitis - Squire,R.A.; Goode,K. (J Dermatolog Treat, 2002)