1. Ozone depletion update;Coldiron;Dermatol Surg,1996
2. UV-B and the immune system;Goettsch;Thymus,1993
3. In vivo evidence that ultraviolet-B-induced suppression of allergic contact sensitivity is associated with functional inactivation of Th1 cells;Simon;Photoderm-atol Photoimmunol Photomed,1994
4. Regulation of murine lymphokine production in vivo. Ultraviolet radiation exposure depresses IL-2 and enhances IL-4 production by T cells through an IL-1-dependent mechanism;Araneo;J Immunol,1989
5. Induction of Th1 and Th2 responses: a key role for the ‘natural’ immune response;Romagnani;Immunol Today,1992