Douglas, W., Poulin, Y., Decroix, J., Ortonne, J.-P., Mrowietz, U., Gulliver, W., Krogstad, A.-L., Grønhøj Larsen, F., Iglesias, L., Buckley, C., & Bibby, A. J. (2002). A new calcipotriol/betamethasone formulation with rapid onset of action was superior to monotherapy with betamethasone dipropionate or calcipotriol in psoriasis vulgaris. Acta Dermato-Venereologica, 82(2), 131–135. https://doi.org/10.1080/00015550252948194