Lymphocyte subsets and Langerhans cells in sun-protect and sun-exposed skin of immunosuppressed renal allograft recipients - Galvão, M. Margarida; Sotto, Mírian Nacagami; Kihara, Sonia M.; Rivitti, Evandro Ararigbóia; Sabbaga, Emil (Journal of the American Academy of Dermatology, 1998)