ANDERSSON, A-C. The effect of two urea-containing creams on dry, eczematous skin in atopic patients, I : Expert, patient and instrumental evaluation. J Dermatolog Treat. 1999, 10, 165-169
LODEN, M. Instrumental and dermatologist evaluation of the effect of glycerine and urea on dry skin in atopic dermatitis. Skin Res Technol. 2001, 7, 209-213
LODEN, M. A Double-Blind Study Comparing the Effect of Glycerin and Urea on Dry, Eczematous Skin in Atopic Patients. Acta Derm Venereol. 2002, 82, 45-47