Bos, JD, and SR. Krieg. 1985. “Psoriasis Infiltrating Cell Immunophenotype: Changes Induced by PUVA or Corticosteroid Treatment in T-Cell Subsets, Langerhans´ Cells and Interdigitating Cells”. Acta Dermato-Venereologica 65 (5):390-97. https://doi.org/10.2340/0001555565390397.