(1)
Reichrath, J.; Perez, A.; Müller, S.; Chen, T.; Kerber, A.; Bahmer, F.; Holick, M. Topical Calcitriol (1,25-Dihydroxyvitamin D3) Treatment of Psoriasis: An Immunohistological Evaluation. Acta Derm Venereol 1997, 77, 268-272.